phylum echinodermata 2012 2013

Phylum EchinodermataKingdom Animalia

http://laughingmantis.com/

Name and Body Symmetry• echino = “bumpy” or

“spiny”• derm = “skin”

• Echinoderms are radially symmetrical=equal units arranged in a circle around a central disk

• Many have five equal units so we can specify that they have pentamerous radial symmetry as adults

Distribution & Habitat, Reproduction-Found worldwide-Epibenthic, Epifauna-External fertilization-External development-Planktonic larvae (unlike adult they are bilaterally symmetrical)

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=DQH8MrS2EnZW8M&tbnid=FcOcEBND991sTM:&ved=0CAUQjRw&url=http%3A%2F%2Fsharonapbio-taxonomy.wikispaces.com%2FAnimalia-Echinodermata&ei=LW9wUZb8Jdf64APH0oCYBA&psig=AFQjCNGGAUni8ASi-luE0FzLRCUQ9_Vfbw&ust=1366409381773748

http://www.archivescanada.ca/english/virtual/search.asp?todo=all

Anatomy - Endoskeleton

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=osYs0vBLeq8F8M&tbnid=phxqLgiFW0We8M:&ved=0CAUQjRw&url=http%3A%2F%2Flovelornphyla2011.wikispaces.com%2FEchinoderms%2B(Alex%2BWalker)&ei=mGhwUaSjObGy4AO4tYDACg&bvm=bv.45373924,d.dmg&psig=AFQjCNFiy9BM50W-BOo4cbNCwKbe3i3lXw&ust=1366407695228872

Locomotion-Slow moving creatures-Most use tube feet-watch

http://www.bio.miami.edu/dana/mov/tubefeet.mov

1) Class Ophiuroidea – The Brittle Stars

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=5H_k0t44vcNiVM&tbnid=k0u23IqaYbzPsM:&ved=0CAUQjRw&url=http%3A%2F%2Fpeople.hws.edu%2Fmitchell%2Fcards01%2FLEI2.html&ei=B25wUaLXC5St4APS_4HICA&psig=AFQjCNHYqRgObuwrsjb7tmpPsdsVbAYI_Q&ust=1366408457264429

2) Class Echinoidea – Sea Urchins & Sand Dollars

Aristotle’s Lantern

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=8g817vextsiHmM&tbnid=WRLVXxtjUMjG5M:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.ehow.com%2Fhow_6798556_remove-sea-urchin-spines.html&ei=i3BwUYwv4-XgA622gQg&bvm=bv.45373924,d.dmg&psig=AFQjCNHUkttXZLNZuRLFcRpdYRSvA1YaEg&ust=1366409674256337

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=RHCv0sl1ElIxhM&tbnid=IED2IpxQanghSM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fzyxwvutsrqponmlkjihgfedcba%2F2429041856%2F&ei=J3FwUYSqKfLE4AOYroHQCA&bvm=bv.45373924,d.dmg&psig=AFQjCNEWotq8G4Hgz8T3OAdGu2eRWF_FJg&ust=1366409778537856

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=NdWSDnh2a-21QM&tbnid=PukaOm4SgMvLCM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.flickr.com%2Fphotos%2Fzyxwvutsrqponmlkjihgfedcba%2F2428226247%2F&ei=YXFwUdm0MMjB4AP4i4DYBg&bvm=bv.45373924,d.dmg&psig=AFQjCNEWotq8G4Hgz8T3OAdGu2eRWF_FJg&ust=1366409778537856

http://imageshack.us/

http://imageshack.us/

Sea Urchins

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=LmCYXaJlsoCn2M&tbnid=b8shY5RrQuqZKM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.jaxshells.org%2Ftest.htm&ei=E4dwUeOILO-y4APA7oHYBw&bvm=bv.45373924,d.dmg&psig=AFQjCNGmUDjeu4jmwoM-daMpr4LOzpkgZg&ust=1366415469254855

Sand Dollars

Watch a sand dollar move

http://www.youtube.com/watch?v=gLK71-vsi2E&feature=player_embedded

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=4he8ui1I5QeX4M&tbnid=t1mv9ioPNGQHxM:&ved=0CAUQjRw&url=http%3A%2F%2Ffloridanature.wordpress.com%2Fpage%2F8%2F&ei=JmlwUerEC7bH4APtvoDoCA&bvm=bv.45373924,d.dmg&psig=AFQjCNFiy9BM50W-BOo4cbNCwKbe3i3lXw&ust=1366407695228872

3) Class Holothuroidea – Sea CucumbersWatch a sea cucumber

http://www.youtube.com/watch?v=wXf_YodWw40

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=cU5m7KXUKLybyM&tbnid=hiyAIfaGDmz_5M:&ved=0CAUQjRw&url=http%3A%2F%2Ftolweb.org%2FHolothuroidea&ei=7nNwUY-tCJPI4AOu-oDgAg&psig=AFQjCNEWo-SGqxNifdOzQRCXXRZ1rrpm4w&ust=1366410599121719

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=2TiiVJ-uELr1eM&tbnid=Jlv4p_dRohWKuM:&ved=0CAUQjRw&url=http%3A%2F%2Ftidechaser.blogspot.com%2F2012%2F04%2Fsea-cucumbers-holothuroidea-of.html&ei=FnRwUfimNbTG4APS74GwBA&psig=AFQjCNEWo-SGqxNifdOzQRCXXRZ1rrpm4w&ust=1366410599121719

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=J-qP0cRvPLRR4M&tbnid=rgUimjoGeHnP4M:&ved=0CAUQjRw&url=http%3A%2F%2Fthesymbiont.blogspot.com%2F2011_05_01_archive.html&ei=IXVwUd-5Dafa4APxzICgCQ&psig=AFQjCNH58IzjienlIMC6ii0Rlw7JZsn19w&ust=1366410800877641

4) Class Crinoidea – Feather Stars & Sea

Lilies

5) Class Asteroidea – The Sea Stars

Sea Stars

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=klaDybfClEYzGM&tbnid=SbjDMSTkEUu-JM:&ved=0CAUQjRw&url=http%3A%2F%2Fanimals.about.com%2Fod%2Fechinoderms%2Fss%2Fechinoderm-pictures_8.htm&ei=Q21wUfChA63-4AOY2oDoAQ&bvm=bv.45373924,d.dmg&psig=AFQjCNEWWUxcpobKF_Q9JPsr9EbgWegL7Q&ust=1366408752598375

http://www.google.com/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=eas9It55H9WEJM&tbnid=9OPkmgsVbOx2gM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.cabrillo.edu%2F~jcarothers%2Flab%2Fnotes%2Fdeuterostomes%2FVISUALS%2Fspecimens%2Fpages%2Fsea%2520star%2520diversity_jpg.htm&ei=D3dwUYunCvep4AOfv4EI&psig=AFQjCNGxHHnFA5POUsqOn4MAtvuyHc1_Fg&ust=1366411382869458

phylum echinodermata 2012 2013

Technology

sea stars

class ophiuroidea

class asteroidea

brittle stars

equal unitsso

sand dollarswatch

bumpy orspiny derm

skin echinoderms