World Spider Catalog (accessed 6 June 2017) Family: Linyphiidae Blackwall, 1859 Gen. Acanthoneta Eskov & Marusik, 1992 Acanthoneta aggressa (Chamberlin & Ivie, 1943) AB, PQ, YT; UT, WA, WY Acanthoneta furcata (Emerton, 1913) LB, PQ, YT; NH, NY, VT, WI Gen. Agnyphantes Hull, 1932 Agnyphantes arboreus (Emerton, 1915) AB, BC; AK, WA, WY Gen. Agyneta Hull, 1911 Agyneta allosubtilis Loksa, 1965 AB, BC, LB, MB, NB, NF, ON, PQ, SK, YT; AK, ME, WY Agyneta amersaxatilis Saaristo & Koponen, 1998

AB, MB, NB, NF, NS, NT, ON, PQ, SK; AK, ND, WY Agyneta angulata (Emerton, 1882)

NS; AR, CT, DC, FL, GA, KY, MD, MO, NC, NJ, NY, OH, PA, TN, VA, WV Agyneta aquila Dupérré, 2013 AB, BC, YT Agyneta barfoot Dupérré, 2013 AZ Agyneta barrowsi (Chamberlin & Ivie, 1944)

ON, NS; AR, FL, GA, LA, MD, MI, MS, NC, NE, NJ, TN, VA, WV Agyneta birulai (Kulczyński, 1908) YT Agyneta brevipes (Keyserling, 1886) AK, WA Agyneta bronx Dupérré, 2013

MO, ND, NE, NY, PA Agyneta bucklei Dupérré, 2013 BC; OR, WA Agyneta catalina Dupérré, 2013 AZ Agyneta chiricahua Dupérré, 2013 AZ, OK, TX Agyneta crawfordi Dupérré, 2013 WA Agyneta crista Dupérré, 2013 AZ, OK, TX, UT Agyneta danielbelangeri Dupérré, 2013 AB, BC; CO, NM, UT Agyneta darrelli Dupérré, 2013 BC; CA, OR, WA Agyneta decora (O. Pickard-Cambridge, 1871) YT; AK Agyneta decorata (Chamberlin & Ivie, 1944) FL, GA Agyneta delphina Dupérré, 2013 CA Agyneta dynica Saaristo & Koponen, 1998

NF, PQ, YT; CO Agyneta emertoni (Roewer, 1942) BC, ON; KY, VA, WA Agyneta erinacea Dupérré, 2013 CA Agyneta evadens (Chamberlin, 1925) ON; AL, DC, IL, MA, MD, MO, NC, NE, NJ, OH, VA, WI, WV Agyneta fabra (Keyserling, 1886)

AB, BC, MB, NB, NF, NS, ON, PQ, SK, YT; FL, ID, IL, LA, MA, MI, MN, MT, NC, ND, NJ, NY, OH, PA, UT, VA, WA, WV

Agyneta fillmorana (Chamberlin, 1919) BC; AK, AZ, CA, NV, OR, UT, WA, WY Agyneta flax Dupérré, 2013 AZ, TX Agyneta flibuscrocus Dupérré, 2013 WY Agyneta floridana (Banks, 1896) FL, GA Agyneta fratrella (Chamberlin, 1919) CO, ID, NM, UT, WA, WY Agyneta girardi Dupérré, 2013 MB, NB, NS, SK; AR, ND, NM, NV, SD, UT Agyneta grandcanyon Dupérré, 2013 AZ, CA, NV, UT Agyneta hedini Paquin & Dupérré, 2009 AZ, CO Agyneta issaqueena Dupérré, 2013 SC, TN Agyneta jacksoni (Braendegaard, 1937) LB, NF, NT, NU, PQ, YT; AK, ME, WA, WY Agyneta ledfordi Dupérré, 2013 FL Agyneta leucophora (Chamberlin & Ivie, 1944) FL, GA Agyneta llanoensis (Gertsch & Davis, 1936) AR, FL, LA, OK, TX, VA, WI Agyneta longipes (Chamberlin & Ivie, 1944) FL, GA Agyneta lophophor (Chamberlin & Ivie, 1933) AB, SK, YT; AK, CO, WY Agyneta manni (Crawford & Edwards, 1989) WA Agyneta maritima (Emerton, 1919) NT, NU, YT; AK Agyneta micaria (Emerton, 1882) ON; AL, AR, CT, DC, FL, GA, IL, IN, KS, KY, LA, MA, MD, MO, NC, NY, OH, OK,

PA, SC, TN, TX, WI, WV Agyneta miniata Dupérré, 2013 OR Agyneta minorata (Chamberlin & Ivie, 1944) FL, GA, NY, WV Agyneta mollis (O. Pickard-Cambridge, 1871) NT; AK Agyneta nigripes (Simon, 1884) LB, NT, NU, PQ Agyneta okefenokee Dupérré, 2013 GA Agyneta olivacea (Emerton, 1882) AB, BC, MB, NF, NS, NT, ON, PQ, SK, YT; AK, ME

Agyneta ordinaria (Chamberlin & Ivie, 1947) AB, BC; AK, MT, WA Agyneta panthera Dupérré, 2013 AZ, CA, NV Agyneta paquini Dupérré, 2013 AZ, ID, NM Agyneta parva (Banks, 1896) AR, DC, FL, GA, KY, LA, MO, MS, OK, SC, TN, TX, VA Agyneta perspicua Dupérré, 2013 AB, BC; AK, MT, OR, WA Agyneta picta (Chamberlin & Ivie, 1944) FL, GA Agyneta pistrix Dupérré, 2013 WA Agyneta platnicki Dupérré, 2013 NM Agyneta protrudens (Chamberlin & Ivie, 1933) AB, BC, SK; AZ, CA, ID, MN, MT, NE, NM, NV, OR, UT, WA Agyneta regina (Chamberlin & Ivie, 1944) GA, LA, TX Agyneta sandia Dupérré, 2013 AZ, NM, TX Agyneta semipallida (Chamberlin & Ivie, 1944) AR, FL, GA, MD, NC Agyneta serrata (Emerton, 1909) NS, ON; AR, FL, GA, MA, MO, NC, NY, OK, PA, TX, VA, WI, WV Agyneta sheffordiana Dupérré & Paquin, 2007 MB, ON, NB, NS, PQ Agyneta simplex (Emerton, 1926) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, AZ, CO, ID, MA, ME, MN, ND,

NE, NM, NY, OR, TN, UT, WA, WY Agyneta spicula Dupérré, 2013 AR, IA, KS, MO, NE, NM, OK, TX Agyneta tuberculata Dupérré, 2013 AZ, NE, NM, TX, UT Agyneta unimaculata (Banks, 1892) MB, NB, NS, ON, PQ, SK; GA, IL, IN, KY, MD, MI, MN, MO, NC, ND, NE, NJ, NY,

OH, PA, VA, WI Agyneta uta (Chamberlin, 1920) CA, CO, ID, NV, NM, OR, UT, WA Agyneta vinki Dupérré, 2013 CA, OR, UT, WA Agyneta watertoni Dupérré, 2013 BC Agyneta yukona Dupérré, 2013 YT Gen. Allomengea Strand, 1912 Allomengea dentisetis (Grube, 1861) AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CO, MA, MN, NH, NJ, NY,

WI

Allomengea scopigera (Grube, 1859) AK, MB, YT; AK Allomengea vidua (L. Koch, 1879) AB, ON, PQ Gen. Anacornia Chamberlin & Ivie, 1933 Anacornia microps Chamberlin & Ivie, 1933 UT, WA Anacornia proceps Chamberlin, 1949 UT Gen. Anibontes Chamberlin, 1924 Anibontes longipes Chamberlin & Ivie, 1944 GA Anibontes mimus Chamberlin, 1924 FL, GA, LA, MS Gen. Annapolis Millidge, 1984 Annapolis mossi (Muma, 1945) NB, NS; MD Gen. Anthrobia Tellkampf, 1844 Anthrobia acuminata (Emerton, 1913) CT, MA, NJ Anthrobia coylei Miller, 2005 VA, WV Anthrobia monmouthia Tellkampf, 1844 AL, KY, TN, VA Anthrobia whiteleyae Miller, 2005 NC, NJ, SC Gen. Aphileta Hull, 1920 Aphileta microtarsa (Emerton, 1882) AB, BC, NB, NF, PQ; CO, NH, NY, UT, WA, WY Aphileta misera (O. Pickard-Cambridge, 1882) AB, BC, MB, NB, NF, NS, ON, PQ, SK; AK, CT, MA, ME, NY, VT Gen. Arcterigone Eskov & Marusik, 1994 Arcterigone pilifrons (L. Koch, 1879) NT, NU, YT; AK Gen. Arcuphantes Chamberlin & Ivie, 1943 Arcuphantes arcuatulus (Roewer, 1942) BC; OR, WA Arcuphantes cavaticus Chamberlin & Ivie, 1943 CA, NV Arcuphantes decoratus Chamberlin & Ivie, 1943 UT Arcuphantes dentatus Ma, Marusik & Tu, 2016 CA Arcuphantes curvomarginatus Ma, Marusik & Tu, 2016 CA Arcuphantes fragilis Chamberlin & Ivie, 1943 AB; UT Arcuphantes pictilis Chamberlin & Ivie, 1943 CA

Arcuphantes potteri Chamberlin & Ivie, 1943 CA, WA Arcuphantes sylvaticus Chamberlin & Ivie, 1943 BC; CA, MT Gen. Baryphyma Simon, 1884 Baryphyma gowerense (Locket, 1965) AB, MB, NB, NS, ON, PQ, SK Baryphyma trifrons (O. Pickard-Cambridge, 1863) AB, BC, MB, NB, NS, NT, ON, PE, PQ, SK, YT; NY, OH, WA, WY Gen. Bathyphantes Menge, 1866 Bathyphantes alameda Ivie, 1969 BC; CA, OR Bathyphantes alascensis (Banks, 1900) AB, BC, NB, NF, NS, PQ; AK, CA, OR, WA Bathyphantes alboventris (Banks, 1892) NS, ON, PQ; IL, IN, KY, NE, NJ, NY, OH, PA, TN, VA, WI, WV Bathyphantes bishopi Ivie, 1969 NC, TN Bathyphantes brevipes (Emerton, 1917) AB, BC, NB, NF, NS, NT, PQ, YT; AK, CA, OR, WA, WY Bathyphantes brevis (Emerton, 1911) AB, MB, NF, NT, ON, PQ, SK; AK, CT, MA, MI, MN, NY, VT, WI Bathyphantes canadensis (Emerton, 1882) AB, BC, MB, NB, NF, NT, ON, PQ, SK; AK, NY, WY Bathyphantes chico Ivie, 1969 OR Bathyphantes diasosnemis Fage, 1929 BC; CA, OR, WA Bathyphantes eumenis (L. Koch, 1879) AB, LB, MB, NF, NT, ON, PQ, YT; AK, NY Bathyphantes gracilis (Blackwall, 1841) AB, MB, NB, NF, NS, ON, PQ, MB, SK; AK Bathyphantes gulkana Ivie, 1969 NT, YT; AK Bathyphantes iviei Holm, 1970 AK Bathyphantes keeni (Emerton, 1917) BC; AK, CA, OR, WA Bathyphantes latescens (Chamberlin, 1919) ID, NV, OR, UT, WA, WY Bathyphantes malkini Ivie, 1969 BC; CA, OR, WA Bathyphantes orica Ivie, 1969 BC; CA, OR, WA Bathyphantes pallidus (Banks, 1892) AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, AZ, CO, CT, ID, IL, IN, KY,

MA, MD, ME, MI, MN, MT, NC, NH, NJ, NY, OH, PA, RI, SD, VA, VT, WA, WI, WV Bathyphantes pogonias Kulczyński, 1885 MB, YT; AK

Bathyphantes reprobus (Kulczyński, 1916) AB, BC, LB, MB, NB, NF, NT, ON, PQ, YT; AK, ME, NH, NY Bathyphantes umiatus Ivie, 1969 AK Bathyphantes waneta Ivie, 1969 BC; ID, OR, WA Bathyphantes weyeri (Emerton, 1875) ON, PQ; AR, KY, PA, VA, WI, WV Bathyphantes yukon Ivie, 1969 AK Gen. Blestia Millidge, 1993 Blestia sarcocuon (Crosby & Bishop, 1927) PA, VA Gen. Carorita Duffey & Merrett, 1963 Carorita limnaea (Crosby & Bishop, 1927) MB, NB, NF, ON, PQ; CO, ME, NY Gen. Caviphantes Oi, 1960 Caviphantes saxetorum (Hull, 1916) AB; OR Gen. Centromerita Dahl, 1912 Centromerita bicolor (Blackwall, 1833) BC, NF, NS; WA Gen. Centromerus Dahl, 1886 Centromerus cornupalpis (O. Pickard-Cambridge, 1875) NF, NS, ON, PQ; CT, IL, MA, MI, MO, NC, NH, NY, OH, TN, UT, VA, WI, WY Centromerus denticulatus (Emerton, 1909) MB, NF, NS, ON, PQ; AL, CT, GA, MA, ME, MI, NC, TN Centromerus furcatus (Emerton, 1882) NB, NF, ON, PQ; ME, NH Centromerus latidens (Emerton, 1882) NF, ON; AL, CT, FL, GA, KY, MD, MI, MO, NH, NY, OH, TN, WV, TX Centromerus longibulbus (Emerton, 1882) AB, BC, MB, NB, NF, NS, ON, PQ, SK; MA, ME, NH, NY Centromerus persolutus (O. Pickard-Cambridge, 1875) MB, NB, NF, NS, ON, PQ, SK; CT, MA, ME, MI, NH, NY, WI Centromerus sylvaticus (Blackwall, 1841) AB, BC, MB, NB, NF, NS, ON, PQ, SK; AK, CT, MA, MI, MN, NH, NY, WI Centromerus tennapex (Barrows, 1940) NY, OH, TN Gen. Ceraticelus Simon, 1884 Ceraticelus agathus Chamberlin, 1949 WA Ceraticelus albus (Fox, 1891) DC, GA, SC Ceraticelus alticeps (Fox, 1891)

MB, NF, NS, YT; DC, GA, MA, MI, NC, NY, SC, VA Ceraticelus artemisiae Prentice & Redak, 2009 CA Ceraticelus atriceps (O. Pickard-Cambridge, 1874) AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK, YT; AK, CT, MA, ME, MI, MT, NH, NY,

PA, WA, WI, WY Ceraticelus berthoudi Dondale, 1958 CO Ceraticelus bryantae Kaston, 1945 CT, LA, MN Ceraticelus bulbosus (Emerton, 1882) AB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CT, ME, NY, WA Ceraticelus carinatus (Emerton, 1911) CT, MA, NC, NY Ceraticelus crassiceps Chamberlin & Ivie, 1939 AB, BC, LB, MB, PQ, SK, YT; AK, MT, NM, UT, WY Ceraticelus creolus Chamberlin, 1925 AR, DC, GA, LA, MS, SC, TX, VA Ceraticelus emertoni (O. Pickard-Cambridge, 1874) NB, NS, ON, PQ; CT, FL, MA, ME, MI, MN, MO, NE, NH, NJ, NY, OH, PA, TX, VA,

WI, Ceraticelus fastidiosus Crosby & Bishop, 1925 FL, NC Ceraticelus fissiceps (O. Pickard-Cambridge, 1874)

AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK, YT; AK, CT, DC, MA, ME, MI, MO, MT, NC, NE, NH, NY, OH, PA, VA, WA, WI

Ceraticelus innominabilis Crosby, 1905 AK Ceraticelus laetabilis (O. Pickard-Cambridge, 1874)

AB, MB, NB, NF, NS, ON, PQ, SK; CT, MA, ME, MI, MN, MO, NC, NH, NY, PA, SD, VT, WI

Ceraticelus laetabilis pisga Chamberlin, 1949 NC Ceraticelus laetus (O. Pickard-Cambridge, 1874) MB, NF, ON, PQ, SK; MA, NH, NY, TX, WI Ceraticelus laticeps (Emerton, 1894) AB, MB, ON, YT; AK, DC, GA, MO, NE, NY, VA Ceraticelus laticeps bucephalus Chamberlin & Ivie, 1944 GA Ceraticelus limnologicus Crosby & Bishop, 1925 MB, NS, ON; GA, LA, MD, NY, WI Ceraticelus micropalpis (Emerton, 1882) ON; DC, KS, MA, MO, NY, VA Ceraticelus minutus (Emerton, 1882) MB, NB, NF, NS, ON, PQ; CT, GA, MA, ME, MI, MN, MO, NC, NH, NY, OH, PA,

VA, WI Ceraticelus paludigenus Crosby & Bishop, 1925 GA, TX Ceraticelus paschalis Crosby & Bishop, 1925 DC, MN, NC, NY, TX, VA Ceraticelus phylax Ivie & Barrows, 1935 NE, OK, TX Ceraticelus pygmaeus (Emerton, 1882)

CT, DC, GA, NY, VA Ceraticelus rowensis Levi & Levi, 1955 AB, BC; AK, WA Ceraticelus savannus Chamberlin & Ivie, 1944 GA Ceraticelus silus Dondale, 1958 BC, NS, ON, PQ; AK Ceraticelus similis (Banks, 1892) MB, NB, NF, NS, ON, PQ; AR, AZ, CT, DC, GA, MA, NC, NH, NY, OH, PA, TX, WI Ceraticelus subniger Chamberlin, 1949 UT Ceraticelus tibialis (Fox, 1891) DC, FL, GA, VA Gen. Ceratinella Emerton, 1882 Ceratinella acerea Chamberlin & Ivie, 1933 BC; AK, UT Ceratinella alaskae Chamberlin & Ivie, 1947 AB, BC, MB, ON, PQ, SK; AK, OR, WA Ceratinella brunnea Emerton, 1882

AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK; AK, CT, DC, ME, MI, MN, MO, MT, NC, ND, NE, NH, NM, NY, OH, OK, PA, TX, VA, WA, WI, WY

Ceratinella buna Chamberlin, 1949 NS, ON PQ; IA Ceratinella diversa Chamberlin, 1949 MN Ceratinella hemetha Chamberlin, 1949 DC, FL, GA, MO, VA Ceratinella holocerea Chamberlin, 1949 FL Ceratinella kenaba Chamberlin, 1949 FL Ceratinella ornatula (Crosby & Bishop, 1925) LB, NB, NF, ON, PQ; AK, CO, NY Ceratinella ornatula alaskana Chamberlin, 1949 AB, BC, NT, YT; AK Ceratinella parvula (Fox, 1891) AB, BC, MB, NB, NF, NS, ON, PQ, SK; MA, NH, NE, NY, WA Ceratinella playa Cokendolpher et al., 2007 TX Ceratinella tigana Chamberlin, 1949 AK, WA Ceratinella tosior Chamberlin, 1949 MO Gen. Ceratinops Banks, 1905 Ceratinops annulipes (Banks, 1892) MB, NF, NS, ON, PQ; NY, WI Ceratinops carolinus (Banks, 1911) NC Ceratinops crenatus (Emerton, 1882) MB, ON, PQ; CT, FL, GA, KS, LA, MA, MO, NY, OH, TX, VA, WI Ceratinops inflatus (Emerton, 1923) AB, BC; AK, WA Ceratinops latus (Emerton, 1882)

MB, NS, ON, PQ, SK; CT, FL, MA, MO, MS, TX, WI Ceratinops littoralis (Emerton, 1913) MB; NY Ceratinops obscurus (Chamberlin & Ivie, 1939) FL Ceratinops rugosus (Emerton, 1909) FL, IL, MA, MO, NE, NH, NY, OH, TX, WI Ceratinops sylvaticus (Emerton, 1913) MB, NF, ON, PQ; NH Ceratinops uintanus Chamberlin, 1949 UT Gen. Ceratinopsidis Bishop & Crosby, 1930 Ceratinopsidis formosa (Banks, 1892) ON; CT, MA, MD, NC, NH, NY, PA, TN, VA, VT, WI Gen. Ceratinopsis Emerton, 1882 Ceratinopsis atolma Chamberlin, 1925 CT, LA, NY, TN Ceratinopsis auriculata Emerton, 1909 NB, ON, PQ; CT, ME, NY, WI Ceratinopsis bicolor Banks, 1896 NY Ceratinopsis bona Chamberlin & Ivie, 1944 GA Ceratinopsis crosbyi Chamberlin, 1949 CO Ceratinopsis delicata Chamberlin & Ivie, 1939 FL Ceratinopsis disparata (Dondale, 1959) AZ Ceratinopsis georgiana Chamberlin & Ivie, 1944 GA Ceratinopsis gosibia Chamberlin, 1949 AZ Ceratinopsis interpres (O. Pickard-Cambridge, 1874) ON, NB, PQ; CT, DC, FL, KY, MA, MD, MO, NC, NH, NY, PA, SC, VA Ceratinopsis interventa Chamberlin, 1949 AZ Ceratinopsis labradorensis Emerton, 1925 AB, LB, MB, ON, PQ, SK, YT Ceratinopsis laticeps Emerton, 1882 ON; CT, FL, MA, MI, NY, OH, TX Ceratinopsis nigriceps Emerton, 1882 MN, NB, NF, NS, ON, PQ; CT, GA, MA, ME, MI, NC, NH, NY, VA, WI Ceratinopsis nigripalpis Emerton, 1882 NB, NF, NS, ON, PQ; CT, GA, LA, MA, MN, NC, NY Ceratinopsis oregonicola Chamberlin, 1949 OR, WA Ceratinopsis palomara Chamberlin, 1949 CA Ceratinopsis secuta Chamberlin, 1949 CA Ceratinopsis sutoris Bishop & Crosby, 1930 DC, FL, LA Ceratinopsis swanea Chamberlin & Ivie, 1944 FL, NC Ceratinopsis sylvania Chamberlin & Ivie, 1944 GA Ceratinopsis watsinga Chamberlin, 1949 UT Ceratinopsis xanthippe (Keyserling, 1886) IL Ceratinopsis yola Chamberlin & Ivie, 1939 IL

Gen. Cheniseo Bishop & Crosby, 1935 Cheniseo fabulosa Bishop & Crosby, 1935 NY Cheniseo faceta Bishop & Crosby, 1935 NC Cheniseo recurvata (Banks, 1900) AK Cheniseo sphagnicultor Bishop & Crosby, 1935 MB, NF, NS, ON, PQ; NY Gen. Cnephalocotes Simon, 1884 Cnephalocotes obscurus (Blackwall, 1834) AB, BC, MB, NT, ON, PQ, SK, YT Gen. Collinsia O. Pickard-Cambridge, 1913 Collinsia borea (L. Koch, 1879) AK? Collinsia clypiella (Chamberlin, 1920) YT Collinsia holmgreni (Thorell, 1871) NF, NT, NU, PQ, YT; AK Collinsia ksenia (Crosby & Bishop, 1928) AB, BC; AK, MT, WA Collinsia oatimpa (Chamberlin, 1949) WY Collinsia oxypaederotipus (Crosby, 1905) ON, PQ; CT, MA, MI, NY, OH, PA Collinsia palmeni Hackman, 1954 NF Collinsia perplexa (Keyserling, 1886) AB; NM, OR, WA Collinsia pertinens (O. Pickard-Cambridge, 1875) NB, NF, PQ; ME Collinsia plumosa (Emerton, 1882)

AB, BC, MB, NB, NS, ON, PQ, SK; CT, ID, IL, MA, ME, MN, MT, NE, NH, NM, NY, OH, OR, UT, WA, WI, WY

Collinsia probata (O. Pickard-Cambridge, 1874) "Oregon Territory" (OR, WA, or ID) Collinsia spetsbergensis (Thorell, 1871) NT, NU; AK Collinsia stylifera (Chamberlin, 1949) AK, CA, ID, NV, OR, UT Collinsia thulensis (Jackson, 1934) NT, NU; AK Gen. Coloncus Chamberlin, 1949 Coloncus americanus (Chamberlin & Ivie, 1944) GA Coloncus cascadeus Chamberlin, 1949 CO, WY Coloncus ocala Chamberlin, 1949 FL Coloncus pius Chamberlin, 1949 ID Coloncus siou Chamberlin, 1949 AB, BC, PQ, SK; MT, ND

Gen. Coreorgonal Bishop & Crosby, 1935 Coreorgonal bicornis (Emerton, 1923) BC Coreorgonal monoceros (Keyserling, 1884) BC; CA, ID, OR, WA Coreorgonal petulcus (Millidge, 1981) BC; WA Gen. Dactylopisthes Simon, 1884 Dactylopisthes video (Chamberlin & Ivie, 1947) YT; AK Gen. Dicymbium Menge, 1868 Dicymbium elongatum (Emerton, 1882) AB, MB, NF, NB, NS, ON, PQ; CT, MA, ME, NC, NY, WA Dicymbium nigrum (Blackwall, 1834) NF Gen. Diplocentria Hull, 1911 Diplocentria bidentata (Emerton, 1882)

AB, BC, MB, NF, NS, NT, ON, PQ, SK, YT; AK, CO, ME, MT, NH, NY, UT, VT, WY Diplocentria hiberna (Barrows, 1945) NC Diplocentria perplexa (Chamberlin & Ivie, 1939) AB, BC, NB, NT, PQ, YT; ID, MT, UT Diplocentria rectangulata (Emerton, 1915) AB, BC, MB, NB, NF, NT, ON, PQ, SK, YT; ME, NH, NY, VT Diplocentria retinax (Crosby & Bishop, 1936) NB, ON, PQ, YT; VT Gen. Diplocephalus Bertkau, 1883 Diplocephalus barbiger (Roewer, 1955) NT, NU, YT; AK Diplocephalus cristatus (Blackwall, 1833) AB, NF, NS, ON, PQ; MA, WI Diplocephalus sphagnicola Eskov, 1988 BC, NT; AK Diplocephalus subrostratus (O. Pickard-Cambridge, 1873) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, NH, NY, WA, WI Gen. Diplostyla Emerton, 1882 Diplostyla concolor (Wider, 1834) AB, BC, NB, NF, NS, ON, PE, PQ; CT, DC, MA, ME, MT, NJ, NY, OH, OR, PA, UT,

WA, WY Gen. Disembolus Chamberlin & Ivie, 1933 Disembolus alpha (Chamberlin, 1949) CO Disembolus amoenus Millidge, 1981 CO Disembolus anguineus Millidge, 1981 AZ, NM, UT

Disembolus bairdi Edwards, 1999 MA, NY Disembolus beta Millidge, 1981 UT Disembolus concinnus Millidge, 1981 AZ Disembolus convolutus Millidge, 1981 OR Disembolus corneliae (Chamberlin & Ivie, 1944) GA, IN, NC, NJ Disembolus galeatus Millidge, 1981 UT Disembolus hyalinus Millidge, 1981 AB Disembolus implexus Millidge, 1981 UT Disembolus implicatus Millidge, 1981 AB; CO, UT Disembolus kesimbus (Chamberlin, 1949) AZ, UT Disembolus lacteus Millidge, 1981 CA Disembolus lacunatus Millidge, 1981 ID Disembolus phanus (Chamberlin, 1949) AB; ID, MT Disembolus procerus Millidge, 1981 WA Disembolus sacerdotalis (Crosby & Bishop, 1933) PQ; NY Disembolus sinuosus Millidge, 1981 WY Disembolus solanus Millidge, 1981 CA Disembolus stridulans Chamberlin & Ivie, 1933 UT Disembolus torquatus Millidge, 1981 ID, WA Disembolus vicinus Millidge, 1981 UT Disembolus zygethus Chamberlin, 1949 ID Gen. Dismodicus Simon, 1884 Dismodicus alticeps Chamberlin & Ivie, 1947 AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK Dismodicus decemoculatus (Emerton, 1882) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, NH, NY, WI, WY Dismodicus modicus Chamberlin & Ivie, 1947 AK, MT, WA Gen. Drapetisca Menge, 1866 Drapetisca alteranda Chamberlin, 1909 AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK; AK, CT, MI, NE, WA, WI Drapetisca oteroana Gertsch, 1951 NM Gen. Entelecara Simon, 1884 Entelecara acuminata (Wider, 1834) BC; WA Entelecara sombra (Chamberlin & Ivie, 1947) AB, BC, MB, NF, NS, ON, PQ, SK, YT; AK, WA Gen. Epiceraticelus Crosby & Bishop, 1931 Epiceraticelus fluvialis Crosby & Bishop, 1931 NY, OH

Gen. Eridantes Crosby & Bishop, 1933 Eridantes diodontos Prentice & Redak, 2013 AZ Eridantes erigonoides (Emerton, 1882) MB, NB, NF, NS, ON, PQ; CT, DC, IL, KS, MA, MD, MN, MO, NE, NH, NY, OH, TN,

VA, WI Eridantes utibilis Crosby & Bishop, 1933 AB, NB, NF, ON, PQ; NY, WI Gen. Erigone Audouin, 1826 Erigone albescens Banks, 1898 DC Erigone aletris Crosby & Bishop, 1928 AB, BC, NB, NF, NS, NT, ON, PQ, SK; AK, CA, MA, ME, NY, OR, WA Erigone allani Chamberlin & Ivie, 1947 AK Erigone alsaida Crosby & Bishop, 1928 AB, BC, MB, NT, PQ, SK; AK, MI, OH, WI, WY Erigone angela Chamberlin & Ivie, 1939 CA Erigone arctica (White, 1852) PQ, NT; AK Erigone arcticola Chamberlin & Ivie, 1947 AK Erigone arctophylacis Crosby & Bishop, 1928 BC, NT, NU, YT; WA Erigone aspura Chamberlin & Ivie, 1939 AK Erigone atra Blackwall, 1833

AB, BC, MB, NB, NF, NS, ON, PQ, SK; AK, AL, CT, MA, ME, MI, MN, NH, NY, OH, PA, WI

Erigone autumnalis Emerton, 1882 MB, NB, NS, ON, PE, PQ; AR, AZ, CA, CT, DC, FL, IL, KS, KY, LA, MA, MD, ME, MO, MS, NC, NE, NH, NJ, NY, OH, OK, TN, TX, VA

Erigone barrowsi Crosby & Bishop, 1928 CA, FL, LA, TX Erigone benes Chamberlin & Ivie, 1939 WY Erigone blaesa Crosby & Bishop, 1928

AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CO, CT, MA, MO, MT, NJ, NY, OH, RI, WA, WI

Erigone canthognatha Chamberlin & Ivie, 1935 TX, UT Erigone coloradensis Keyserling, 1886 CO, WA Erigone cristatopalpus Simon, 1884 AB, BC, MB, NB, NS, NT, PQ, SK, YT; AK, NY, UT, WA Erigone crosbyi Schenkel, 1950 CA Erigone denticulata Chamberlin & Ivie, 1939 MT, TX, UT, WY Erigone dentigera O. Pickard-Cambridge, 1874

AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK; AK, CO, CT, FL, IL, MA, MI, MT, NJ, NY, OH, TX, WA, WI

Erigone dentipalpis (Wider, 1834) NF, NS, PE

Erigone dentosa O. Pickard-Cambridge, 1894 AB, BC; AZ, CA, OR, TX, UT, WA, WY Erigone ephala Crosby & Bishop, 1928 NF; MA, ME, NY Erigone hydrophytae Ivie & Barrows, 1935 FL Erigone hypenema Crosby & Bishop, 1928 CO Erigone infernalis Keyserling, 1886 KY Erigone matanuskae Chamberlin & Ivie, 1947 AK Erigone ostiaria Crosby & Bishop, 1928 WA Erigone paradisicola Crosby & Bishop, 1928 BC; WA Erigone personata Gertsch & Davis, 1936 TX Erigone praecursa Chamberlin & Ivie, 1939 NE Erigone psychrophila Thorell, 1871 MB, NT, PQ; AK Erigone reducta Schenkel, 1950 OR Erigone tanana Chamberlin & Ivie, 1947 AK Erigone tirolensis L. Koch, 1872 NT, PQ, YT; AK Erigone tristis (Banks, 1892) NY Erigone uintana Chamberlin & Ivie, 1935 UT Erigone whitneyana Chamberlin & Ivie, 1935 CA Erigone whymperi O. Pickard-Cambridge, 1877 LB, MB, NB, NF, NS, NT, NU, ON, PQ; AK Erigone whymperi minor Jackson, 1933 NU Erigonella Dahl 1901 Erigonella groenlandica Strand 1905 NT Gen. Eskovia Marusik & Saaristo, 1999 Eskovia exarmata (Eskov, 1989) YT Gen. Esophyllas Prentice & Redak, 2012 Esophyllas synankylis Prentice & Redak, 2012 CA Esophyllas vetteri Prentice & Redak, 2012 CA Gen. Estrandia Blauvelt, 1936 Estrandia grandaeva (Keyserling, 1886)

AB, BC, LB, MB, NB, NF, NS, NT, NU, ON, PQ, SK, YT; AK, MA, ME, NC, NH, NY, TN, VA

Gen. Eulaira Chamberlin & Ivie, 1933 Eulaira altura Chamberlin & Ivie, 1945 CA Eulaira arctoa Holm, 1960 AB, BC; AK, WA Eulaira chelata Chamberlin & Ivie, 1939 AB, BC; UT

Eulaira dela Chamberlin & Ivie, 1933 BC; UT Eulaira delana Chamberlin & Ivie, 1939 OR Eulaira kaiba Chamberlin, 1949 UT Eulaira mana Chamberlin & Ivie, 1935 UT Eulaira obscura Chamberlin & Ivie, 1945 ID, MT Eulaira schediana Chamberlin & Ivie, 1933 CO, UT, WA, WY Eulaira schediana nigrescens Chamberlin & Ivie, 1945 WY Eulaira simplex (Chamberlin, 1919) BC; CO, ID, UT, WY Eulaira suspecta Gertsch & Mulaik, 1936 AZ, TX Eulaira thumbia Chamberlin & Ivie, 1945 WY Eulaira wioma Chamberlin, 1949 WY Gen. Floricomus Crosby & Bishop, 1925 Floricomus bishopi Ivie & Barrows, 1935 FL Floricomus crosbyi Ivie & Barrows, 1935 FL Floricomus littoralis Chamberlin & Ivie, 1935 UT Floricomus mulaiki Gertsch & Davis, 1936 TX Floricomus nasutus (Emerton, 1911) NS, ON, PQ; DC, NH, NJ, NY Floricomus nigriceps (Banks, 1906) NY Floricomus ornatulus Gertsch & Ivie, 1936 TX Floricomus plumalis (Crosby, 1905) NB, NS, ON, PQ; IL, LA, ME, MI, MO, NE, NH, NY, WI Floricomus praedesignatus Bishop & Crosby, 1935 PQ; NY Floricomus pythonicus Crosby & Bishop, 1925 FL Floricomus rostratus (Emerton, 1882) AB, MB, NB, NF, NS, ON, PQ; CT, GA, MA, TX, WA, WY Floricomus setosus Chamberlin & Ivie, 1944 GA Floricomus tallulae Chamberlin & Ivie, 1944 GA Gen. Florinda O. Pickard-Cambridge, 1896 Florinda coccinea (Hentz, 1850) AR, FL, GA, LA, MD, NC, TX, VA Gen. Frederickus Paquin et al., 2008 Frederickus coylei Paquin et al., 2008 BC; AK, OR, WA Frederickus wilburi (Levi & Levi, 1955) AB, BC; MT, WA Gen. Frontinella F. O. Pickard-Cambridge, 1902 Frontinella communis (Hentz, 1850) AB, BC, MB, NB, NS, ON, PQ, SK; widespread Frontinella huachuca Gertsch & Davis, 1946 AZ

Gen. Glyphesis Simon, 1926 Glyphesis idahoanus (Chamberlin, 1949) BC, MB, ON, PQ, SK; ID Glyphesis scopulifer (Emerton, 1882) AB, MB, NF, NS, NT, ON, PQ, SK; MA, NY, WA Gen. Gnathonargus Bishop & Crosby, 1935 Gnathonargus unicorn (Banks, 1892) NY Gen. Gnathonarium Karsch, 1881 Gnathonarium suppositum (Kulczyński, 1885) AB, BC, MB, NT, SK, YT; AK Gnathonarium taczanowskii (O. Pickard-Cambridge, 1873) AB, BC, MB, SK, YT; AK Gen. Gnathonaroides Bishop & Crosby, 1938 Gnathonaroides pedalis (Emerton, 1923) AB, MB, NB, NF, NS, ON, PQ, SK; ME, NY, WI Gen. Gonatium Menge, 1868 Gonatium crassipalpum Bryant, 1933

AB, BC, LB, MB, NB, NF NS, NT ON, PQ, SK, YT; AK, AR, CO, CT, DC, IA, MA, MD, ME, MT, NC, NH, NY, PA, RI, TN, VA, VT, WI, WY

Gen. Goneatara Bishop & Crosby, 1935 Goneatara eranistes (Crosby & Bishop, 1927) VA Goneatara nasutus (Barrows, 1943) ON, PQ; OH Goneatara platyrhinus (Crosby & Bishop, 1927) GA, NC, PA, VA Goneatara plausibilis Bishop & Crosby, 1935 LA Gen. Gongylidiellum Simon, 1884 Gongylidiellum minutum (Banks, 1892) NY Gongylidiellum tennesseense Petrunkevitch, 1925 TN Gen. Grammonota Emerton, 1882 Grammonota angusta Dondale, 1959 AB, BC, LB, MB, NB, NF, NS, NT, ON, PE, PQ, SK, YT; ME, NY, SD Grammonota barnesi Dondale, 1959 DC, NC Grammonota capitata Emerton, 1924 MB, NB, NF, NS, ON, PQ; CT, MA Grammonota chamberlini Ivie & Barrows, 1935 FL Grammonota coloradensis Dondale, 1959 CO Grammonota gentilis Banks, 1898

AB, BC, MB, NF ON, PQ, SK; AZ, CA, CO, MI, MN, MT, NM, OH, UT, WI, WY Grammonota gigas (Banks, 1896) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; IA, MA, ME, NH, NY, WA Grammonota inornata Emerton, 1882 MB, NS, ON, PQ; AR, CT, MA, MO, NY, OH, RI, TX Grammonota inusiata Bishop & Crosby, 1933 NS, ON; NH, NY Grammonota kincaidi (Banks, 1906) BC; WA Grammonota maculata Banks, 1896 AR, FL, LA, GA, MS, NY, SC, VA, TX Grammonota maritima Emerton, 1925 AB, NB, NF, NS, ON, PE, PQ, SK Grammonota nigrifrons Gertsch & Mulaik, 1936 TX Grammonota ornata (O. Pickard-Cambridge, 1875) NB, NS, ON; CT, IL, MA, MI, MN, NC, NJ, NY, RI Grammonota pallipes Banks, 1895 NB, NS, ON, PQ; NJ, NY Grammonota pictilis (O. Pickard-Cambridge, 1875) MB, NF, NS, ON, PQ, SK; CT, ME, MA, MI, MN, NC, NH, NY, OH, SD, TN, WI, WV Grammonota salicicola Chamberlin, 1949 UT Grammonota semipallida Emerton, 1919 MB Grammonota subarctica Dondale, 1959 AK Grammonota suspiciosa Gertsch & Mulaik, 1936 TX Grammonota texana (Banks, 1899) AL, AR, FL, GA, LA, MD, MS, NC, NJ, SC, TN, TX Grammonota trivittata Banks, 1895 NS, PE; CT, MA, ME, NY Grammonota trivittata georgiana Chamberlin & Ivie, 1944 GA, NC, NJ Grammonota vittata Barrows, 1919 AB, BC, MB, NF, NT, ON, PQ, SK; NJ, OH, TX, WI Grammonota zephyra Dondale, 1959 WA Gen. Graphomoa Chamberlin, 1924 Graphomoa theridioides Chamberlin, 1924 FL, LA, TN Gen. Halorates Hull 1911 Halorates reprobus (OPC 1879) NB Gen. Helophora Menge, 1866 Helophora insignis (Blackwall, 1841)

AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CT, MA, ME, MI MN, NH, NJ, NY, OH, PA, UT, WI, WY

Helophora orinoma (Chamberlin, 1919) OR, UT, WA

Helophora reducta (Keyserling, 1886) BC; AK, OR, WA Helophora tunagyna Chamberlin & Ivie, 1943 AB, BC; ID Gen. Hilaira Simon, 1884 Hilaira canaliculata (Emerton, 1915) AB, MB, NF, ON, PQ, SK, YT; CO Hilaira gertschi Holm, 1960 AK Hilaira gibbosa Tanasevitch, 1982 NT, YT Hilaira herniosa (Thorell, 1875) AB, BC, LB, NF, NT, PQ, YT; AK, NY Hilaira incondita (L. Koch 1879) NT, PQ, YT Hilaira nubigena Hull, 1911 AK Hilaira proletaria (L. Koch, 1879) NT, NU; AK Hilaira sibirica Eskov, 1987 AK Hilaira vexatrix (O. Pickard-Cambridge, 1877) NT, NU, YT; AK Gen. Horcotes Crosby & Bishop, 1933 Horcotes quadricristatus (Emerton, 1882) AB, BC, LB, MB, NT, ON, PQ, YT; AZ, NH, NY Horcotes strandi (Sytshevskaja, 1935) YT Horcotes uncinatus Barrows, 1945 NC Gen. Hybauchenidium Holm, 1973 Hybauchenidium aquilonare (L. Koch, 1879) NT, NU, YT; AK Hybauchenidium cymbadentatum (Crosby & Bishop, 1935) AB, BC, MB, NB, NS, ON, PQ, SK; AK, NY, WA, WI Hybauchenidium ferrumequinum (Grube, 1861) YT Hybauchenidium gibbosum (Sørensen, 1898) AB, BC, LB, MB, NF, NT, ON, PQ, SK, YT; AK, UT, WA Gen. Hypomma Dahl, 1886 Hypomma marxi (Keyserling, 1886) AB, BC, MB, NF, NS, ON, PQ, SK; MA, MI, NY, WA Hypomma nordlandicum Chamberlin & Ivie, 1947 NT, YT; AK Hypomma subarcticum Chamberlin & Ivie, 1947 BC, NT, YT; AK Gen. Hypselistes Simon, 1894 Hypselistes florens (O. Pickard-Cambridge, 1875)

AB, BC, LB, MB, NB, NS, NT, ON, PQ, SK, YT; AK, CT, DC, MA, MD, ME, MI, NH, NY, OH, PA, VA, WA, WI

Hypselistes florens bulbiceps Chamberlin & Ivie, 1935 UT Hypselistes jacksoni (O. Pickard-Cambridge, 1902) AB, PQ?, SK; AK, UT, WY Hypselistes semiflavus (L. Koch 1879) YT Gen. Idionella Banks, 1893 Idionella anomala (Gertsch & Ivie, 1936) SK; NC, UT, TX Idionella deserta (Gertsch & Ivie, 1936) TX Idionella formosa (Banks, 1892) SK; MA, ME, NH, NY, TN, TX Idionella formosa pista (Chamberlin, 1949) WY Idionella nesiotes (Crosby, 1924) CA Idionella rugosa (Crosby, 1905) MB, NS, ON, PQ; CT, NY Idionella sclerata (Ivie & Barrows, 1935) ON; AZ, CA, FL, GA, MS, NC, NJ, TX Idionella titivillitium (Crosby & Bishop, 1925) GA Idionella tugana (Chamberlin, 1949) UT Gen. Improphantes Saaristo & Tanasevitch, 1996 Improphantes complicatus (Emerton, 1882) AB, BC, LB, MB, NB, NF, NS, NU, ON, PQ, SK, YT; AK, ME, NH, NY, WA, WY Gen. Incestophantes Tanasevitch, 1992 Incestophantes duplicatus (Emerton, 1913) AB, BC, LB, MB, NB, NF, NT, PQ, SK, YT; AK, ME Incestophantes lamprus (Chamberlin, 1920) AB, BC; ID, MT, UT, WA, WY Incestophantes mercedes (Chamberlin & Ivie, 1943) AB, BC; AK, CA, NV, WA Incestophantes washingtoni (Zorsch, 1937) AB, BC, LB, MB, NF, NT, PQ, SK, YT; AK, CO, NH, NY Gen. Islandiana Braendegaard, 1932 Islandiana cavealis Ivie, 1965 KY Islandiana coconino Ivie, 1965 AZ, CO Islandiana cristata Eskov, 1987 YT Islandiana falsifica (Keyserling, 1886) BC, NT, NU, YT; AK Islandiana flaveola (Banks, 1892)

AB, BC, ON, MB, NF, NB, NS, ON, PQ, SK; AR, AZ, CO, IA, IL, IN, MA, MO, MT, ND, NE, NM, NY, OH, PA, TX, WY

Islandiana flavoides Ivie, 1965 NY

Islandiana holmi Ivie, 1965 BC, NF, PQ; CO, MT, NY, WY Islandiana lasalana (Chamberlin & Ivie, 1935) UT Islandiana longisetosa (Emerton, 1882) AB, MB, NB, NS, ON, PQ; AK, CT, IL, MA, ME, MO, OH, PA Islandiana mimbres Ivie, 1965 NM Islandiana muma Ivie, 1965 AL, VA Islandiana princeps Braendegaard, 1932 AB, LB, MB, NF, NT, NU, ON, PQ, SK, YT; AK, CO, MN, NH, NY, UT, VT, WA, WY Islandiana speophila Ivie, 1965 MO, WV Islandiana unicornis Ivie, 1965 TX Gen. Ivielum Eskov, 1988 Ivielum sibiricum Eskov, 1988 YT Gen. Jalapyphantes Gertsch & Davis, 1946 Jalapyphantes cuernavaca Gertsch & Davis, 1946 AZ Gen. Kaestneria Wiehle, 1956 Kaestneria pullata (O. Pickard-Cambridge, 1863) AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CO, MN, NY, OR, UT, WA,

WI, WY Kaestneria rufula (Hackman, 1954) AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK, YT; NJ, NY, PA Gen. Lepthyphantes Menge, 1866 Lepthyphantes aldersoni Levi & Levi, 1955 AB Lepthyphantes alpinus (Emerton, 1882) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CO, ME, NH, VT, WA Lepthyphantes arcticus (Keyserling, 1886) AK, WA Lepthyphantes chamberlini Schenkel, 1950 AB, BC Lepthyphantes furcillifer Chamberlin & Ivie, 1933 BC; MT, UT, WA, WY Lepthyphantes intricatus (Emerton, 1911) AB, BC, MB, NB, NF, NS, ON, PQ, SK; AK, ME, NY, OR, WI Lepthyphantes leprosus (Ohlert, 1865) AB, BC, NB, NF, NS, ON, PQ, SK; CT, MI, NH, NY, OH, RI, WA, WI Lepthyphantes maculatus (Banks, 1900) AL Lepthyphantes rainieri Emerton, 1926 AB; CO, MT, WA, WY Lepthyphantes rubescens Emerton, 1926 BC Lepthyphantes tamara Chamberlin & Ivie, 1943 ID Lepthyphantes turbatrix (O. Pickard-Cambridge, 1877) AB, BC, MB, NB, NF, NS, ON, PQ, SK; ME, MI, NH, NM, NY, WI Lepthyphantes umbratilis (Keyserling, 1886) NC

Gen. Leptorhoptrum Kulczyński, 1894 Leptorhoptrum robustum (Westring, 1851) UT Gen. Lessertia Smith, 1908 Lessertia dentichelis (Simon, 1884) BC Gen. Linyphantes Chamberlin & Ivie, 1942 Linyphantes aeronauticus (Petrunkevitch, 1929) BC; CA, ID, NV, OR, UT, WA Linyphantes aliso Chamberlin & Ivie, 1942 CA Linyphantes anacortes Chamberlin & Ivie, 1942 BC; CA, WA Linyphantes delmarus Chamberlin & Ivie, 1942 CA Linyphantes distinctus Chamberlin & Ivie, 1942 CA Linyphantes eureka Chamberlin & Ivie, 1942 CA, WA Linyphantes laguna Chamberlin & Ivie, 1942 CA Linyphantes microps Chamberlin & Ivie, 1942 CA Linyphantes natches Chamberlin & Ivie, 1942 WA Linyphantes nehalem Chamberlin & Ivie, 1942 BC; OR, WA Linyphantes nigrescens Chamberlin & Ivie, 1942 BC; CA Linyphantes obscurus Chamberlin & Ivie, 1942 CA Linyphantes orcinus (Emerton, 1917) BC; CA, OR, WA Linyphantes pacificus (Banks, 1906) WA Linyphantes pacificus Chamberlin & Ivie, 1942 CA Linyphantes pualla Chamberlin & Ivie, 1942 BC; AK, OR, WA Linyphantes santinez Chamberlin & Ivie, 1942 CA Linyphantes santinez verdugo Chamberlin & Ivie, 1942 CA Linyphantes victoria Chamberlin & Ivie, 1942 BC; AK, WA Gen. Linyphia Latreille, 1804 Linyphia adstricta (Keyserling, 1886) UT Linyphia catalina Gertsch, 1951 AZ Linyphia emertoni Thorell, 1875 LB Linyphia neophita Hentz, 1850 NC Linyphia orophila Thorell, 1877 CO Linyphia rita Gertsch, 1951 AZ Linyphia tauphora Chamberlin, 1928 UT Linyphia textrix Walckenaer, 1841 GA Linyphia triangularis (Clerck, 1757) widespread Gen. Lophomma Menge, 1868 Lophomma depressum (Emerton, 1882)

MB, NB; DC, NH Lophomma vaccinii (Emerton, 1926)

ON, PQ; AK, MA, NY Gen. Macrargus Dahl, 1886 Macrargus multesimus (O. Pickard-Cambridge, 1875) AB, MB, NB, NS, NT, ON, PQ, SK, YT; AK, CT, MA, MI, WI Gen. Maro O. Pickard-Cambridge, 1906 Maro amplus Dondale & Buckle, 2001 AB, MB, NB, NF, NS, ON, PQ, SK; AK Maro nearcticus Dondale & Buckle, 2001 NB, NF, ON, PQ Maro sibericus Eskov, 1980 PQ Gen. Masikia Millidge, 1984 Masikia indistincta (Kulczyński, 1908) NT; AK Masikia relicta (Chamberlin, 1949) VT Gen. Maso Simon, 1884 Maso alticeps (Emerton, 1909) NH Maso navajo Chamberlin, 1949 AZ Maso politus Banks, 1896 DC Maso sundevalli (Westring, 1851) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CT, MA, MI, MN, MT, NC, NY,

TN, VT, WI Gen. Masoncus Chamberlin, 1949 Masoncus arienus Chamberlin, 1949 AZ Masoncus conspectus (Gertsch & Davis, 1936) AZ, TX Masoncus dux Chamberlin, 1949 MB Masoncus pogonophilus Cushing, 1995 FL Gen. Masonetta Chamberlin & Ivie, 1939 Masonetta floridana (Ivie & Barrows, 1935) FL, GA Gen. Mecynargus Kulczyński, 1894 Mecynargus borealis (Jackson, 1930) NT, NU, PQ, YT Mecynargus monticola (Holm, 1943) BC, NT, YT Mecynargus paetulus (O. Pickard-Cambridge, 1875) AB, BC, MB, NF, NT, ON, PQ, YT; AK Mecynargus sphagnicola (Holm, 1939) NT, YT; AK Mecynargus tungusicus (Eskov, 1981) YT

Gen. Megalepthyphantes Wunderlich, 1994 Megalepthyphantes nebulosus (Sundevall, 1830)

AB, BC, MB, NB, NF, NS, ON, PQ, SK; AR, CO, CT, LA, MA, MI, NE, NH, NY, OH, WA, WI, WY

Gen. Mermessus O. Pickard-Cambridge, 1899 Mermessus agressus (Gertsch & Davis, 1937) NM Mermessus albulus (Zorsch & Crosby, 1934) LA, TX Mermessus antraeus (Crosby, 1926) AZ, CO, NM, TX Mermessus augustae (Crosby & Bishop, 1933) ON; CT, NY Mermessus augustalis (Crosby & Bishop, 1933) NB, NS, ON, PQ; NY, WI Mermessus brevidentatus (Emerton, 1909) NS, ON, PQ; CT, MA, NC, NH, NY, VT Mermessus bryantae (Ivie & Barrows, 1935) NF, NS, ON; CT, FL, KS, KY, MA, NC, NE, NY, TN, TX, VA, WI Mermessus coahuilanus (Gertsch & Davis, 1940) AZ, NM Mermessus contortus (Emerton, 1882) NF; MA, NY Mermessus denticulatus (Banks, 1898) AL, AZ, CA, FL, GA, OK, TX Mermessus dentiger O. Pickard-Cambridge, 1899 FL, GA Mermessus entomologicus (Emerton, 1911) NB, NF, NS, ON, PQ; CT, KY, MA, ME, NC, NJ, NY Mermessus floridus (Millidge, 1987) FL Mermessus fradeorum (Berland, 1932) ON; AL, AR, FL, GA, IL, KY, LA, MS, NC, NJ, TN, TX Mermessus holdus (Chamberlin & Ivie, 1939) BC; WY Mermessus index (Emerton, 1914) NB, NF, NS, ON, PQ; NY, WI, WY Mermessus indicabilis (Crosby & Bishop, 1928) NB, ON; NY Mermessus inornatus (Ivie & Barrows, 1935) AL, FL, GA, LA, NM Mermessus jona (Bishop & Crosby, 1938) ON; CT, NY Mermessus lindrothi (Holm, 1960) AK, WA Mermessus maculatus (Banks, 1892)

NF, NS, ON, PQ; AL, AR, AZ, CT, DC, FL, GA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, NC, NH, NJ, NY, OH, PA, RI, SC, TN, TX, VA, WI

Mermessus maderus (Millidge, 1987) AZ, NM Mermessus major (Millidge, 1987) AZ Mermessus mediocris (Millidge, 1987) MB; MN

Mermessus mniarus (Crosby & Bishop, 1928) CO, UT Mermessus modicus (Millidge, 1987) AZ, NM Mermessus paludosus (Millidge, 1987) BC Mermessus paulus (Millidge, 1987) TX Mermessus socius (Chamberlin, 1949) WY Mermessus sodalis (Millidge, 1987) GA Mermessus solitus (Millidge, 1987) NE Mermessus taibo (Chamberlin & Ivie, 1933) BC; AZ, CO, NM, UT Mermessus tenuipalpis (Emerton, 1911) NS; MA, RI Mermessus tibialis (Millidge, 1987) AZ, NM, TX Mermessus tridentatus (Emerton, 1882)

MB, ON, PQ; AR, CT, DC, FL, GA, KY, IL, IN, LA, MA, MD, MO, NC, NE, NJ, NY, OH, PA, RI, TN, TX, VA, VT, WI

Mermessus trilobatus (Emerton, 1882) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK; AL, AR, AZ, CA, CT, FL, GA, IA, ID, IL, IN, KS, KY, MA, MD, ME, MI, MN, MO, NE, NH, NJ, NM, NY, OH, OR, PA, TN, TX, UT, VA, VT, WA, WI, WY

Mermessus undulatus (Emerton, 1914) AB, MB, NB, NF, NS, NT, ON, PQ, SK; MI, MN, NY Gen. Metopobactrus Simon, 1884 Metopobactrus pacificus Emerton, 1923 AB, BC; AK Metopobactrus prominulus (O. Pickard-Cambridge, 1872) AB, NB, NS, NT, ON, PQ, SK; MA, ME, NH Gen. Micrargus Dahl, 1886 Micrargus aleuticus Holm, 1960 BC; AK, WA Micrargus longitarsus (Emerton, 1882) AB, NB, NF, NS, ON, PQ; ME, NH, NY, WI Gen. Microctenonyx Dahl, 1886 Microctenonyx subitaneus (O. Pickard-Cambridge, 1875) MA Gen. Microlinyphia Gerhardt, 1928 Microlinyphia dana (Chamberlin & Ivie, 1943) BC; AK, CA, OR, WA Microlinyphia impigra (O. Pickard-Cambridge, 1871) AB, BC, MB, ON, SK; AK, NY, OH, WA Microlinyphia mandibulata (Emerton, 1882)

AB, BC, MB, NB, NF, NS, ON, PQ, SK; AK, CT, GA, MI, NE, NH, NJ, NY, OH, UT, WA, WI

Microlinyphia mandibulata punctata (Chamberlin & Ivie, 1943)

BC; AZ, CA, ID, OR, UT, WA Microlinyphia pusilla (Sundevall, 1830) AB, BC, LB, MB, NB, NT, ON, PQ, SK, YT; AK, CO, ID, MT, WA, WY Gen. Microneta Menge, 1869 Microneta flaveola Banks, 1892 NY Microneta orines Chamberlin & Ivie, 1933 UT Microneta viaria (Blackwall, 1841) AB, BC, MB, NB NS ON, PQ, SK, YT; AK, CT, MA, MI, MN, NM, PA, UT, WA, WI Gen. Montilaira Chamberlin, 1921 Montilaira uta (Chamberlin, 1919) AB; UT, WY Gen. Mythoplastoides Crosby & Bishop, 1933 Mythoplastoides erectus (Emerton, 1915) AB, BC; AK, WA, WY Mythoplastoides exiguus (Banks, 1892) NF, ON; CT, NE, NY Gen. Neodietrichia Özdikmen, 2008 Neodietrichia hesperia (Crosby & Bishop, 1933) MB, NB, NF, NS, SK; CA Gen. Neriene Blackwall, 1833 Neriene clathrata (Sundevall, 1830)

AB, MB, NB, NF, NS, ON, PQ, SK; CT, DC, MA, ME, MI, MN, MO, NC, NH, NJ, NY, OH, WI

Neriene coosa (Gertsch, 1951) AL Neriene digna (Keyserling, 1886) BC; AK, CA, OR, WA Neriene litigiosa (Keyserling, 1886) BC; CA, MT, OR, UT, WA, WY Neriene montana (Clerck, 1757) ON, PQ Neriene radiata (Walckenaer, 1841)

AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, AL, AR, AZ, CT, DC, FL, IA, IN, LA, MA, MD, ME, MI, MN, MO, MS, NC, NE, NH, NM, NJ, NY, OH, PA, RI, SD, TX, VA, VT, WA, WI, WY

Neriene redacta Chamberlin, 1925 FL, GA, MS Neriene variabilis (Banks, 1892) NS, ON, PQ; AR, CT, DC, GA, MA, MN, NC, NJ, NY, OH, WI Gen. Oaphantes Chamberlin & Ivie, 1943 Oaphantes pallidulus (Banks, 1904) CA, TX

Gen. Oedothorax Bertkau, in Förster & Bertkau, 1883 Oedothorax alascensis (Banks, 1900) BC, NB, NF; AK, CA, CO, ID, MT, NE, OR, UT, WA, WY Oedothorax banksi Strand, 1906 AK Oedothorax brevipalpus (Banks, 1901) NM Oedothorax cascadeus Chamberlin, 1949 ID Oedothorax howardi Petrunkevitch, 1925 TN Oedothorax limatus Crosby, 1905 NY Oedothorax maximus (Emerton, 1882) NB, NF, ON; NH, VT Oedothorax montifer (Emerton, 1882) NF, NS, ON, PQ; DC, MA, NY Oedothorax seminolus Ivie & Barrows, 1935 FL Oedothorax trilobatus (Banks, 1896) AB, BC, MB, NB, NF, NS, ON, PQ; AK, MA, ME, NY, WA, WI, WY Gen. Oreoneta Kulczyński, 1894 Oreoneta arctica (Holm, 1960) AK Oreoneta banffkluane Saaristo & Marusik, 2004 AB, YT Oreoneta beringiana Saaristo & Marusik, 2004 AK Oreoneta brunnea (Emerton, 1882) NF, NT, NU, PQ, YT; AK, NH Oreoneta eskimopoint Saaristo & Marusik, 2004 LB, NT, NU Oreoneta fortyukon Saaristo & Marusik, 2004 YT; AK Oreoneta garrina (Chamberlin, 1949) YT; AK, CO Oreoneta herschel Saaristo & Marusik, 2004 NT, YT Oreoneta intercepta (O. Pickard-Cambridge, 1873) AK Oreoneta leviceps (L. Koch, 1879) BC, NT, PQ; AK Oreoneta magaputo Saaristo & Marusik, 2004 NT, YT Oreoneta repeater Saaristo & Marusik, 2004 YT Oreoneta sepe Saaristo & Marusik, 2004 NU, PQ Oreoneta vogelae Saaristo & Marusik, 2004 WY Oreoneta wyomingia Saaristo & Marusik, 2004 PQ Gen. Oreonetides Strand, 1901 Oreonetides beattyi Paquin et al., 2009 IN, MD, PA, TN, VA Oreonetides filicatus (Crosby, 1937) AB, BC; AK, CA, OR, WA Oreonetides flavescens (Crosby, 1937) NB, NF, NS, ON, PQ; ME, NY Oreonetides flavus (Emerton, 1915)

AB; NY, WA Oreonetides rectangulatus (Emerton, 1913) AB, MB, NF, NS, ON, PQ; AK, MA, ME, NY Oreonetides rotundus (Emerton, 1913) AB, BC, MB, NB, NF, NS, PQ, SK; AK, MI, NH, NY Oreonetides vaginatus (Thorell, 1872) AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, AZ, ME, MI, MT, NH, NY,

WA, WY Gen. Oreophantes Eskov, 1984 Oreophantes recurvatus (Emerton, 1913) AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK; ME, NY, VT Gen. Origanates Crosby & Bishop, 1933 Origanates rostratus (Emerton, 1882) CT, DC, GA, KS, MA, MD, MO, NC, NY, OH, PA, VA, WI Gen. Oryphantes Hull, 1932 Oryphantes aliquantulus Dupérré & Paquin, 2007 AB, MB, ON, PQ, SK Gen. Ostearius Hull, 1911 Ostearius melanopygius (O. Pickard-Cambridge, 1879) BC, PQ; New England, CA, WA Gen. Pacifiphantes Eskov & Marusik, 1994 Pacifiphantes magnificus (Chamberlin & Ivie, 1943) BC; AK, OR, WA Gen. Paracornicularia Crosby & Bishop, 1931 Paracornicularia bicapillata Crosby & Bishop, 1931 MO, MS Gen. Pelecopsidis Bishop & Crosby, 1935 Pelecopsidis frontalis (Banks, 1904) CT, NC, VA Gen. Pelecopsis Simon, 1864 Pelecopsis bishopi Kaston, 1945 AB MB; CT, NH Pelecopsis mengei (Simon, 1884) AB, MB, NF, NT, ON, PQ, SK, YT; AK, CT, MA, NY Pelecopsis moesta (Banks, 1892) AB, MB, ON, PQ, SK; CT, GA, KY, LA, MI, MS, NC, NY, OH Pelecopsis sculpta (Emerton, 1917) AB, BC; AK, OR, WA, WY Pelecopsis sculpta digna Ch&I 1939

MT, OR, UT Gen. Perregrinus Tanasevitch, 1992 Perregrinus deformis (Tanasevitch, 1982) NT, PQ, SK, YT Gen. Perro Tanasevitch, 1992 Perro polaris (Eskov, 1986) NT, YT Gen. Phanetta Keyserling, 1886 Phanetta subterranea (Emerton, 1875) AL, IN, KY, PA, TN, VA, WV Gen. Phlattothrata Crosby & Bishop, 1933 Phlattothrata flagellata (Emerton, 1911) AB, LB, NB, NF, NS, ON, PQ, SK; ME Phlattothrata parva (Kulczyński, 1926) AB, BC, MB, NT, ON, SK, YT; AK, WA Gen. Pityohyphantes Simon, 1929 Pityohyphantes alticeps Chamberlin & Ivie, 1943 AB, BC; WA, WY Pityohyphantes brachygynus Chamberlin & Ivie, 1942 BC; CA Pityohyphantes costatus (Hentz, 1850) AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK; Northeastern USA, MI, NC, OH, WI Pityohyphantes costatus annulipes (Banks, 1892) NY Pityohyphantes cristatus Chamberlin & Ivie, 1942 AB, BC, SK, YT; MT, WY Pityohyphantes cristatus coloradensis Chamberlin & Ivie, 1942 CO Pityohyphantes hesperus (Chamberlin, 1920) UT Pityohyphantes kamela Chamberlin & Ivie, 1943 BC; OR, WA Pityohyphantes limitaneus (Emerton, 1915) AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK, YT; ME Pityohyphantes lomondensis Chamberlin & Ivie, 1941 CA Pityohyphantes minidoka Chamberlin & Ivie, 1943 BC; ID, OR, WA Pityohyphantes navajo Chamberlin & Ivie, 1942 UT Pityohyphantes pallidus Chamberlin & Ivie, 1942 CA Pityohyphantes rubrofasciatus (Keyserling, 1886) BC; CA, OR, WA Pityohyphantes subarcticus Chamberlin & Ivie, 1943 AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK Pityohyphantes tacoma Chamberlin & Ivie, 1942 AK, OR, WA

Gen. Pocadicnemis Simon, 1884 Pocadicnemis americana Millidge, 1976 AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, ID, MA, ME, NY Pocadicnemis occidentalis Millidge, 1976 ID, WA Pocadicnemis pumila (Blackwall, 1841) AB, BC, PQ; AK, MA, NH, NM, WA Gen. Poeciloneta Kulczyński, 1894 Poeciloneta bellona Chamberlin & Ivie, 1943 UT Poeciloneta bihamata (Emerton, 1882) LB, NB, NF, NS, PQ; NH Poeciloneta calcaratus (Emerton, 1909) AB, BC, LB, MB, NB, NF, NS, NT, NU, ON, PQ, SK, YT; CO, ME, MT Poeciloneta canionis Chamberlin & Ivie, 1943 BC; UT Poeciloneta fructuosa (Keyserling, 1886) AB, BC; AK, WA Poeciloneta lyrica (Zorsch, 1937) AB, BC MT; AK, OR, WA Poeciloneta petrophila Tanasevitch, 1989 YT Poeciloneta theridiformis (Emerton, 1911) NB, PQ, SK; NH Poeciloneta vakkhanka Tanasevitch, 1989 NT Poeciloneta variegata (Blackwall, 1841) AB, BC, SK, YT Gen. Porrhomma Simon, 1884 Porrhomma boreale (Banks, 1899) AK Porrhomma cavernicola (Keyserling, 1886) ON; AR, KY, MO Porrhomma convexum (Westring, 1851) BC; AK, WA Porrhomma egeria Simon 1884 ON Porrhomma gertschi Hackman, 1954 NF Porrhomma macrochelis (Emerton, 1917) AK Porrhomma ocella Chamberlin & Ivie, 1943 UT Porrhomma sodonta (Chamberlin, 1949) WA Porrhomma terrestre (Emerton, 1882) AB, MB, NB, NS, ON, PQ, SK; AK, MA, MI, NY, WI, WY Gen. Praestigia Millidge, 1954 Praestigia groenlandica Holm, 1967 NU, PQ Praestigia kulczynskii Eskov, 1979 AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; ME Praestigia sibirica Marusik, Gnelitsa & Koponen, 2008 AK

Gen. Procerocymbium Eskov, 1989 Procerocymbium dondalei Marusik & Koponen, 2001 YT Gen. Saaristoa Millidge, 1978 Saaristoa sammamish (Levi & Levi, 1955) AB, BC; AK, MT, WA Gen. Satilatlas Keyserling, 1886 Satilatlas arenarius (Emerton, 1911) NS, ON; MA, MN Satilatlas carens Millidge, 1981 SK YT Satilatlas gentilis Millidge, 1981 UT, WY, WA Satilatlas gertschi Millidge, 1981 AB, NF, NT, SK, YT Satilatlas insolens Millidge, 1981 AK, ID, OR, WA Satilatlas marxi Keyserling, 1886 BC, MB, NB, NF, NS, ON, PQ, SK; CT, IA, IL, MA, ME, MN, MO, NY, RI, WI Satilatlas marxi matanuskae (Chamberlin, 1949) AK Satilatlas monticola Millidge, 1981 CO Gen. Savignia Blackwall, 1833 Savignia birostra (Chamberlin & Ivie, 1947) YT; AK Gen. Sciastes Bishop & Crosby, 1938 Sciastes dubius (Hackman, 1954) MB, NF, NT, PQ, YT; UT Sciastes extremus Holm, 1967 PQ; WA Sciastes hastatus Millidge, 1984 MB, NB, NT, ON; UT Sciastes mentasta (Chamberlin & Ivie, 1947) AB, BC, MB, NF, ON, PQ, YT; AK Sciastes tenna Chamberlin, 1949 TN Sciastes truncatus (Emerton, 1882) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, MA, ME, MT, NH, NY, VT, WI,

WY Gen. Scirites Bishop & Crosby, 1938 Scirites finitimus Dupérré & Paquin, 2007 ON Scirites pectinatus (Emerton, 1911) AB, MB, NB, NF, NS, ON, PQ, SK; NH, NY, WA, WI Gen. Scironis Bishop & Crosby, 1938 Scironis sima Chamberlin, 1949 BC; OR, WA

Scironis tarsalis (Emerton, 1911) AB, BC, MB, NB, NF, NS, ON, PQ, SK; AK, MA, ME, MI, NH, NY, VT, WA Gen. Scolopembolus Bishop & Crosby, 1938 Scolopembolus littoralis (Emerton, 1913) NB; CT Gen. Scotinotylus Simon, 1884 Scotinotylus alienus (Kulczyński, 1885) AB, YT; AK Scotinotylus allocotus Crawford & Edwards, 1989 WA Scotinotylus alpinus (Banks, 1896) AB, BC, MB, NT, NU, PQ, YT; AK, CO, NH, WA, WY Scotinotylus ambiguus Millidge, 1981 BC; ID, WA, WY Scotinotylus apache (Chamberlin, 1949) AZ Scotinotylus autor (Chamberlin, 1949) CA Scotinotylus bicavatus Millidge, 1981 BC; OR, WA Scotinotylus bodenburgi (Chamberlin & Ivie, 1947) YT; AK Scotinotylus boreus Millidge, 1981 AB, MB, SK Scotinotylus castoris (Chamberlin, 1949) UT Scotinotylus columbia (Chamberlin, 1949) BC Scotinotylus crinitis Millidge, 1981 CO Scotinotylus dubiosus Millidge, 1981 UT Scotinotylus eutypus (Chamberlin, 1949) BC Scotinotylus exsectoides Millidge, 1981 AB, MB, ON, SK Scotinotylus formicarius (Dondale & Redner, 1972) WA, WY Scotinotylus gracilis Millidge, 1981 BC; CA Scotinotylus humilis Millidge, 1981 OR Scotinotylus kenus (Chamberlin, 1949) AZ, MT, UT Scotinotylus majesticus (Chamberlin & Ivie, 1947) YT; AK, CO, WY Scotinotylus montanus Millidge, 1981 CA Scotinotylus pallidus (Emerton, 1882) AB, MB, NB, NF, ON, PQ, SK; CO, CT, MA, ME, MI, MT, NH, NM, NY, SD, UT, WY Scotinotylus patellatus (Emerton, 1917) BC; AK, CA, OR, WA Scotinotylus pollucis Millidge, 1981 AZ, CO Scotinotylus protervus (L. Koch, 1879) BC, YT; AK Scotinotylus provo (Chamberlin, 1949) UT Scotinotylus regalis Millidge, 1981 MT Scotinotylus sacer (Crosby, 1929)

AB, BC, MB, NF, NT, ON, PQ, SK, YT; AK, OR, WA, WY Scotinotylus sacratus Millidge, 1981 AB; CO, UT Scotinotylus sagittatus Millidge, 1981 WA, WY Scotinotylus sanctus (Crosby, 1929) AB, BC; AZ, CO, MT, OR, UT, WA, WY Scotinotylus sintalutus Millidge, 1981 SK Scotinotylus vernalis (Emerton, 1882) MB, ON, PQ, SK; CT, MA, MI, ND, NE Gen. Scylaceus Bishop & Crosby, 1938 Scylaceus pallidus (Emerton, 1882) ON, PQ; CT, IA, IL, KS, MD, MN, MO, NC, NE, NY, VA, VT, WI Scylaceus selma (Chamberlin, 1949) OR, WA Gen. Scyletria Bishop & Crosby, 1938 Scyletria inflata Bishop & Crosby, 1938 AB, MB, NB, NF, NS, NT, ON, PQ, SK; NC, NY Gen. Semljicola Strand, 1906 Semljicola convexus (Holm, 1963) YT; AK Semljicola lapponicus (Holm, 1939) NT; AK Semljicola obtusus (Emerton, 1915) AB, BC, NB, NF, NS, NT, PQ, YT; AK, CO Gen. Silometopoides Eskov, 1990 Silometopoides pampia (Chamberlin, 1949) BC, NT, NU, YT Silometopoides pingrensis (Crosby & Bishop, 1933) AB; CO Gen. Sisicottus Bishop & Crosby, 1938 Sisicottus aenigmaticus Miller, 1999 WA Sisicottus crossoclavis Miller, 1999 AB; ID, WA Sisicottus cynthiae Miller, 1999 OR Sisicottus montanus (Emerton, 1882) AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, AZ, MA, ME, MT, NH, NY,

UT, VT, WA, WY Sisicottus montigenus Bishop & Crosby, 1938 NB, NF, NS; NC, TN Sisicottus nesides (Chamberlin, 1921) AB, BC, YT; AK, OR, WA Sisicottus orites (Chamberlin, 1919) AB, BC; CA, CO, ID, NV, NM, OR, UT, WA, WY Sisicottus panopeus Miller, 1999 AB, BC; AK, MT, WA

Sisicottus quoylei Miller, 1999 NB, NF, PQ Gen. Sisicus Bishop & Crosby, 1938 Sisicus apertus (Holm, 1939) AB, BC, MB, NB, NF, ON, PQ, SK; AK, ME Sisicus penifusifer Bishop & Crosby, 1938 AB, BC, MB, NB, NF, NS, ON, PQ, SK; ME, MI, NY, WI Sisicus volutasilex Dupérré & Paquin, 2007 AB, NF, PQ Gen. Sisis Bishop & Crosby, 1938 Sisis plesius (Chamberlin, 1949) UT, WY Sisis rotundus (Emerton, 1925) AB, BC, LB, MB, NF, ON, PQ, SK, YT; AK, WA Gen. Sisyrbe Bishop & Crosby, 1938 Sisyrbe rustica (Banks, 1892) NY Gen. Sitalcas Bishop & Crosby, 1938 Sitalcas ruralis Bishop & Crosby, 1938 NY Gen. Smodix Bishop & Crosby, 1938 Smodix reticulata (Emerton, 1915) AB Gen. Soucron Crosby & Bishop, 1936 Soucron arenarium (Emerton, 1925) AB, BC, MB, NS, ON, PQ, SK, YT Gen. Souessa Crosby & Bishop, 1936 Souessa spinifera (O. Pickard-Cambridge, 1874) NB, NF, NS, ON, PQ, YT; IA, MA, NJ, WI Gen. Souessoula Crosby & Bishop, 1936 Souessoula parva (Banks, 1899) ON; AL, GA, IL, LA, MD, NY, VA Gen. Sougambus Crosby & Bishop, 1936 Sougambus bostoniensis (Emerton, 1882) BC, MB, NB, NF, NS, ON, PQ, SK; MA, NY, WI Gen. Souidas Crosby & Bishop, 1936 Souidas tibialis (Emerton, 1882) NT, PQ; NH Gen. Soulgas Crosby & Bishop, 1936

Soulgas corticarius (Emerton, 1909) NB, NF, NS, ON, PQ; CT, FL, MA, NC, NY, RI, TX, WI Gen. Sphecozone O. Pickard-Cambridge, 1870 Sphecozone magnipalpis Millidge, 1993 AZ Gen. Spirembolus Chamberlin, 1920 Spirembolus abnormis Millidge, 1980 BC; CA, OR, WA Spirembolus approximatus (Chamberlin, 1949) CA, OR Spirembolus bilobatus (Chamberlin & Ivie, 1945) CA Spirembolus cheronus Chamberlin, 1949 WY Spirembolus chilkatensis (Chamberlin & Ivie, 1947) BC; AK OR, WA Spirembolus demonologicus (Crosby, 1925) BC; CA, OR, WA Spirembolus dispar Millidge, 1980 CA, OR Spirembolus elevatus Millidge, 1980 CA Spirembolus erratus Millidge, 1980 CA, NV Spirembolus falcatus Millidge, 1980 CA Spirembolus fasciatus (Banks, 1904) CA Spirembolus fuscus Millidge, 1980 CA Spirembolus hibernus Millidge, 1980 CA Spirembolus humilis Millidge, 1980 CA, OR, UT Spirembolus latebricola Millidge, 1980 CA, OR, WA Spirembolus levis Millidge, 1980 AZ, CA Spirembolus maderus Chamberlin, 1949 AZ, NM Spirembolus mendax Millidge, 1980 CA, OR, WA Spirembolus mirus Millidge, 1980 CA Spirembolus monicus (Chamberlin, 1949) CA Spirembolus monticolens (Chamberlin, 1919) AB, BC; CA, ID, NV, OR, UT, WA, WY Spirembolus montivagus Millidge, 1980 CO Spirembolus mundus Chamberlin & Ivie, 1933 BC; ID, OR, UT, WA Spirembolus novellus Millidge, 1980 CA Spirembolus oreinoides Chamberlin, 1949 CA Spirembolus pachygnathus Chamberlin & Ivie, 1935 OR, UT Spirembolus pallidus Chamberlin & Ivie, 1935 AZ, CO, NM, UT Spirembolus perjucundus Crosby, 1925 CA Spirembolus phylax Chamberlin & Ivie, 1935 CA, OR Spirembolus praelongus Millidge, 1980 CA

Spirembolus prominens Millidge, 1980 AB, BC; WA Spirembolus proximus Millidge, 1980 CA Spirembolus pusillus Millidge, 1980 CA, OR Spirembolus redondo (Chamberlin & Ivie, 1945) CA Spirembolus spirotubus (Banks, 1895) AB, SK; CA, CO, ID, MT, NM, OR, UT, WA, WY Spirembolus synopticus Crosby, 1925 CA Spirembolus tiogensis Millidge, 1980 CA Spirembolus tortuosus (Crosby, 1925) CA, OR Spirembolus vallicolens Chamberlin, 1920 CA, ID, NM, UT Spirembolus venustus Millidge, 1980 AZ Spirembolus whitneyanus Chamberlin & Ivie, 1935 CA, WA Gen. Stemonyphantes Menge, 1866 Stemonyphantes blauveltae Gertsch, 1951 AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK; DC, IN, MA, MT, NE, NH, NY, OH, RI,

VA, UT, WA, WI Gen. Styloctetor Simon, 1884 Styloctetor purpurescens (Keyserling, 1886) ON; CT, DC, GA, KY, MA, MD, MO, NC, NJ, NY, OH, TX, WI Styloctetor stativus (Simon, 1881) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT Gen. Subbekasha Millidge, 1984 Subbekasha flabellifera Millidge, 1984 MB, SK Gen. Symmigma Crosby & Bishop, 1933 Symmigma minimum (Emerton, 1923) AB, BC; AK, WA Gen. Tachygyna Chamberlin & Ivie, 1939 Tachygyna alia Millidge, 1984 CA Tachygyna cognata Millidge, 1984 CA Tachygyna coosi Millidge, 1984 OR, WA Tachygyna delecta Chamberlin & Ivie, 1939 CA, OR Tachygyna exilis Millidge, 1984 BC, WA Tachygyna gargopa (Crosby & Bishop, 1929) CA Tachygyna haydeni Chamberlin & Ivie, 1939 AB, BC; AZ, NM, OR, UT, WA Tachygyna pallida Chamberlin & Ivie, 1939 AB; CO, ID, MT, OR, UT, WA, WY Tachygyna proba Millidge, 1984 BC; WA Tachygyna sonoma Millidge, 1984 CA

Tachygyna speciosa Millidge, 1984 CA, NV Tachygyna tuoba (Chamberlin & Ivie, 1933) NM, UT Tachygyna ursina (Bishop & Crosby, 1938) AB, BC; AK, OR, WA Tachygyna vancouverana Chamberlin & Ivie, 1939 BC; CA, ID, OR, WA Tachygyna watona Chamberlin, 1949 MT, UT Gen. Tapinocyba Simon, 1884 Tapinocyba bicarinata (Emerton, 1913) AB, MB, NB, NF, NS, NT, ON, PQ; ME, NH, NY Tapinocyba cameroni Dupérré & Paquin, 2007 AB, MB, NF, PQ Tapinocyba dietrichi Crosby & Bishop, 1933 AB, BC; AK, CA, WA Tapinocyba distincta (Banks, 1892) NH, NY Tapinocyba emertoni Barrows & Ivie, 1942 OH Tapinocyba gamma Chamberlin, 1949 UT Tapinocyba hortensis (Emerton, 1924) GA, MA, OH, TX Tapinocyba lindrothi Hackman, 1954 NF, ON Tapinocyba minuta (Emerton, 1909) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; ME, MI, NH, NY, WI Tapinocyba pontis Chamberlin, 1949 WY Tapinocyba prima Dupérré & Paquin, 2005 AB, BC, MB, NF, YT Tapinocyba simplex (Emerton, 1882) AB, MB, NB, NF, NS, ON, PQ, SK; MA, ME, MI, NH, NY, VT, WI, WY Tapinocyba sucra Chamberlin, 1949 OH Tapinocyba vermontis Chamberlin, 1949 VT Gen. Tapinopa Westring, 1851 Tapinopa bilineata Banks, 1893 MB, NB, NF, NS, ON, PQ; DC, GA, MA, NC, NJ, NY, PA, WI Tapinopa hentzi Gertsch, 1951 AL Gen. Tapinotorquis Dupérré & Paquin, 2007 Tapinotorquis yamaskensis Dupérré & Paquin, 2007 PQ Gen. Taranucnus Simon, 1884 Taranucnus ornithes (Barrows, 1940) ON, PQ; NC, OH, PA, TN, VA, WV Gen. Tarsiphantes Strand, 1905 Tarsiphantes latithorax Strand, 1905

NT, PQ; AK Gen. Tennesseellum Petrunkevitch, 1925 Tennesseellum formicum (Emerton, 1882) AB, BC, MB, NF, NS, ON, PQ, SK, YT; AK, AZ, CA, CT, DC, FL, GA, IA, IL, LA,

MN, MO, NC, ND, NE, NM, NY, PA, RI, SC, TN, TX, WA, WI, WV Tennesseellum gollum Dupérré, 2013 CA Gen. Tenuiphantes Saaristo & Tanasevitch, 1996 Tenuiphantes cracens (Zorsch, 1937) NF, PQ; NY Tenuiphantes nigriventris (L.Koch 1879) NF Tenuiphantes sabulosus (Keyserling, 1886) AB, MB, ON, PQ; CT, DC, GA, KS, MD, MI, MO, NC, PA, TX, UT, VA, WI Tenuiphantes tenuis (Blackwall 1852) BC, NF; MA, OR, WA Tenuiphantes zebra (Emerton, 1882)

AB, BC, MB, NB, NF, NS, ON, PQ, SK; AK, CT, ME, MI, MA, MN, NC, NE, NY, OR, TN, TX, VT, WA, WI

Tenuiphantes zelatus (Zorsch, 1937) AB, BC; AK, OR, WA Tenuiphantes zibus (Zorsch, 1937) BC; AK, OR, WA Gen. Thaleria Tanasevitch, 1984 Thaleria leechi Eskov & Marusik, 1992 AK Gen. Thyreosthenius Simon, 1884 Thyreosthenius parasiticus (Westring, 1851) NB, NF, NS, ON, PQ; CT, NY, OH, WA, WI Gen. Tibioplus Chamberlin & Ivie, 1947 Tibioplus diversus (L. Koch, 1879) YT; AK Gen. Tiso Simon, 1884 Tiso aestivus (L. KOCH 1872) YT Tiso vagans (Blackwall 1834) BC, NF; WA Gen. Tmeticus Menge, 1868 Tmeticus affinis (Blackwall, 1855) AB Tmeticus ornatus (Emerton, 1914) AB, BC, MB, NT, ON, PQ, SK, YT; NY, WI Gen. Traematosisis Bishop & Crosby, 1938 Traematosisis bispinosus (Emerton, 1911)

NB, ON; MA, NY Gen. Tunagyna Chamberlin & Ivie, 1933 Tunagyna debilis (Banks, 1892) AB, BC, MB, NB, NF, NS, ON, PQ, SK, YT; AK, MA, ME, MI, NY, WA, WI Gen. Tusukuru Eskov, 1993 Tusukuru hartlandianus (Emerton, 1913) MB, ON; MI, NH Gen. Tutaibo Chamberlin, 1916 Tutaibo anglicanus (Hentz, 1850) AL, FL, GA, LA, MS, NC, SC, TX Gen. Typhochrestus Simon, 1884 Typhochrestus pygmaeus (Sørensen, 1898) NT, ON, PQ, YT Typhochrestus uintanus (Chamberlin & Ivie, 1939) UT Gen. Vermontia Millidge, 1984 Vermontia thoracica (Emerton, 1913) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK; AK, NY, VT Gen. Wabasso Millidge, 1984 Wabasso cacuminatus Millidge, 1984 AB, BC, MB, NB, NF, NT, PQ, YT; NH, WA Wabasso quaestio (Chamberlin, 1949) MB, NF, ON, PQ Gen. Walckenaeria Blackwall, 1833 Walckenaeria anceps Millidge, 1983 ON Walckenaeria aprilis Millidge, 1983 MS Walckenaeria arctica Millidge, 1983 AB, MB, NF, NT, ON, PQ, SK; NH Walckenaeria atrotibialis (O. Pickard-Cambridge, 1878) AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, ID, ME, MI, NH, NY, VT, WA,

WI Walckenaeria auranticeps (Emerton, 1882) AB, BC, MB, NB, NF NS NT, ON, PQ, SK, YT; CO, ID, MA, ME, MI, NY, OR, UT,

VA, WA Walckenaeria bifida Millidge, 1983 CA Walckenaeria blanda Millidge, 1983 NM Walckenaeria breviaria (Crosby & Bishop, 1931) MB, ON; NY Walckenaeria brevicornis (Emerton, 1882) ON; CT, GA, KS, MD, MI, MN, MA, NC, NY, OH, PA, VA

Walckenaeria capito (Westring, 1861) ON Walckenaeria carolina Millidge, 1983 MO, NC, WV Walckenaeria castanea (Emerton, 1882)

AB, BC, LB, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, CT, MA, ME, MI, NH, NJ, NY, RI, UT, VT, WI, WY

Walckenaeria clavicornis (Emerton, 1882) NT, NU, YT; AK, NH Walckenaeria clavipalpis Millidge, 1983 NF, PQ; NY Walckenaeria columbia Millidge, 1983 BC; AK, WA Walckenaeria communis (Emerton, 1882)

AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AR, AK, CA, CO, CT, ID, MA, ME, MI, NC, NH, NJ, NV, NY, RI, UT, VT, WA, WI, WY

Walckenaeria cornuella (Chamberlin & Ivie, 1939) AB, BC; AK, FL, OR, WA Walckenaeria cuspidata brevicula (Crosby & Bishop, 1931) AB, BC, NB, NF, ON, PQ, SK; AK, CO, UT, VT, Walckenaeria digitata (Emerton, 1913) AB, MB, NB, NF, NS, ON, PQ, SK; NH, NJ, NY Walckenaeria directa (O. Pickard-Cambridge, 1874)

AB, BC, LB, MB, NB, NF, NS, ON, PQ, SK, YT; AK, CO, CT, GA, IL, KS, MA, MD, ME, MI, MT, NC, NH, NJ, NM, NY, PA, RI, TN, VA, VT, WA, WI, WV, WY

Walckenaeria dixiana (Chamberlin & Ivie, 1944) FL, GA Walckenaeria dondalei Millidge, 1983 AB, ON, SK Walckenaeria emarginata Millidge, 1983 CA Walckenaeria exigua Millidge, 1983

AB, BC, MB, NB, NF, NS, NT, ON, PQ, SK, YT; AK, MA, ME, MI, MT, NH, NY, PA, TN, WA, WI

Walckenaeria fallax Millidge, 1983 AB, NS, ON, PQ Walckenaeria floridiana Millidge, 1983 FL Walckenaeria fraudatrix Millidge, 1983 YT; AK Walckenaeria fusciceps Millidge, 1983 ON Walckenaeria helenae Millidge, 1983 AB; MT Walckenaeria indirecta (O. Pickard-Cambridge, 1874) NS, ON; MA Walckenaeria karpinskii (O. Pickard-Cambridge, 1873) AB, BC, NF, NT, NU, ON, PQ, YT; AK, NY, WA, WY Walckenaeria kochii (O. Pickard-Cambridge, 1872) AB, BC, MB, ON, PQ, SK Walckenaeria latens Millidge, 1983 AZ Walckenaeria lepida (Kulczyński, 1885)

AB, BC, MB, NF, NS, NT, PQ, SK, YT; AK, ME, MT Walckenaeria maesta Millidge, 1983 CO, UT Walckenaeria mesus (Chamberlin, 1949) CO Walckenaeria microspiralis Millidge, 1983 NB, ON, PQ; NJ, NY Walckenaeria minuta (Emerton, 1882) NB, ON, PQ; CT, DE, MA, ME, MI, MO, NH, NJ, NM, NY, PA, WI Walckenaeria monoceras (Chamberlin & Ivie, 1947) BC; OR, WA Walckenaeria occidentalis Millidge, 1983 MT Walckenaeria oregona Millidge, 1983 AK, OR, WA Walckenaeria pallida (Emerton, 1882)

MB, NB, NF, NS, ON, PQ; CT, GA, KY,MA, MD, MI, MN, MO, NC, NH, NJ, NY, OH, RI, VA, VT, WI

Walckenaeria palustris Millidge, 1983 MB, NB, NF, ON, PQ, SK Walckenaeria pellax Millidge, 1983 BC; AK, WA Walckenaeria perdita (Chamberlin, 1949) UT Walckenaeria pinocchio (Kaston, 1945) MB, NB, ON, PQ, SK; CT, PA Walckenaeria placida (Banks, 1892) ME, NY Walckenaeria prominens Millidge, 1983 AB, MB, SK Walckenaeria puella Millidge, 1983 TX Walckenaeria pullata Millidge, 1983 AB; UT Walckenaeria reclusa Millidge, 1983 ID Walckenaeria redneri Millidge, 1983 MB, NF, ON, PQ, SK; AK, WA, WI Walckenaeria saniuana (Chamberlin & Ivie, 1939) CA Walckenaeria serrata Millidge, 1983 CA Walckenaeria solivaga Millidge, 1983 MT Walckenaeria spiralis (Emerton, 1882) MB, ON, PQ, SK; AK, AL, CT, FL, GA, IL, IN, ME, MA, MN, MO, NJ, NM, NV, NY,

OH, PA, RI, TN, TX, UT, WY Walckenaeria subdirecta Millidge, 1983 MB, NB, NS, ON, PQ; CO, IL, MI, NC, NJ, NY, PA, UT Walckenaeria subpallida Millidge, 1983 MD, NC, PA, VA, WI Walckenaeria subspiralis Millidge, 1983 AB, BC, MB, NB, NS, NT, ON, PQ, SK; AK, AZ, CA, NV, ID, NY, OR, UT, WA Walckenaeria subvigilax Millidge, 1983 WY Walckenaeria tenella Millidge, 1983 ON; NY Walckenaeria teres Millidge, 1983 NB Walckenaeria thrinax (Chamberlin & Ivie, 1933)

ID, UT, WY Walckenaeria tibialis (Emerton, 1882) MB, ON, PQ; MA, MI, NY, OH Walckenaeria tricornis (Emerton, 1882) AB, BC, LB, NF, NT, ON, PQ, SK; AK, NH, NY Walckenaeria tumida (Crosby & Bishop, 1931) NS, ON, PQ; MA, NY, NJ, VA Walckenaeria vigilax (Blackwall, 1853) BC; AK, WA Walckenaeria weber (Chamberlin, 1949) UT Gen. WalckenaerianusWunderlich, 1995 Walckenaerianus aimakensisWunderlich, 1995 AB Gen. Wubana Chamberlin, 1919 Wubana atypica Chamberlin & Ivie, 1936 AB, BC; AK, WA Wubana drassoides (Emerton, 1882) NF, PQ; AZ, CA, CT, DC, MA, ME, MI, MD, NC, NM, UT Wubana ornata Chamberlin & Ivie, 1936 BC; CA, WA Wubana pacifica (Banks, 1896) BC, NF, ON, PQ; AK, NY, WA Wubana reminiscens Chamberlin, 1949 WY Wubana suprema Chamberlin & Ivie, 1936 BC; CA, WA Wubana utahana Chamberlin & Ivie, 1936 UT, WA Gen. Zornella Jackson, 1932 Zornella armata (Banks, 1906) AB, BC, MB, NF, NT, ON, PQ, SK, YT; AK, ME, MT, NH, NY Zornella cryptodon (Chamberlin, 1920) AB, BC; UT, WA Gen. Zygottus Chamberlin, 1949 Zygottus corvallis Chamberlin, 1949 BC; OR, WA Zygottus oregonus Chamberlin, 1949 OR (List submitted by Don Buckle and Mike Draney) (Reviewed by Don Buckle, April 2015) (Modified by D. Allen Dean, 15 July 2017)