INSECTA Order: Diptera- flies and mosquitos are under this order- one pair of membranous wings- second pair of wings are reduced to small knobs called halteres, for balancing- body is hairy, has a pair of compound eyes, and a pair of very short antennae- they develop by complete metamorphosis - larvae are called maggots

Suborder: Nematocera- generally primitive flies - bodies are elongated w/ long abdomen- larvae are mostly aquaticFamily: Tipulidae (Crane Flies)Family: Culicidae (Mosquitos)Family: Bibionidae (March Flies)

Suborder: Brachycera - have short to very short antennae- robust fliers- head capsule is incomplete or absent- larvae are all with 3 instars stages- pupae is inside puparium formed from last larval skinSuperfamily: Tabanoidea Family: Rhagionidae (Snipe Flies)Family: Tabanidae (Horse and Deer Flies)Family: Stratiomyidae (Soldier Flies)Superfamily: Asiloidea Family: Asilidae (Robber Flies)Family: Apioceridae (Flower-loving Flies)Family: Bombyliidae (Bee Flies)Superfamily: Empidoidea Family: Dolichopodidae (Dolichopodid Flies)Superfamily: Syrphoidea Family: Syrphidae (Hover Flies)Superfamily: EphyroideaFamily: Drosophilidae (Vinegar Flies)Superfamily: TephritoideaFamily: Platystomatidae (Signal Flies)Family: Tephritidae (Fruit Flies) Superfamily: MuscoideaFamily: Muscidae (Bush Flies)Family: Calliphoridae (Blow Flies)Family: Sarcophagidae (Flesh Flies)Family: Tachinidae (Tachinid Flies)

ARACHNIDA- have no wings- have compound eyes- eight-leggedOrder: Acari (ticks and mites)- 40 000 described species- idiosoma is most of the body including most of the cephalothorax; capitulum (gnathosoma) is at the anteriormost part of the cephalothoraxFamily: Ixodidae (Hard Ticks) - harms humans and mammalsFamily: Argasidae (Soft Ticks)- harms mostly birdsFamily: Sarcoptidae (Scabies)Family: Trombiculidae (Red Bugs and Chiggers)