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Unformatted text preview: BSCI 120 Study Guide Exam #3 Kingdom – Animalia Phylum - Arthropoda (sub P) Mandibulata Class - Insecta (Hexapoda – Six Legs) Sub Classes: Apterygota Pterogota- (no wings) (w/wings- maybe in ancestors)- Simple or no Metamorphosis- Soft exoskelton- mostly moist env.- Less than 1% of all insects. Apterygote Orders: • Proturansa o I tail o First pair of legs used as antennae • Diplurans o 2 Tails o cerci o antennae present • Collembola – Springtails o Very tiny o Gather in greenhouses • Tysanura – silverfish, firebrats • Archeomathas – bristletails Pterogote Orders: 1.) Order Emphemeroptera (Mayflies) o Hemimetabolos metamorphosis o Eggs are deposited in water o Niaads become subimago which molt into adults o Important indicators of pollution 2.) Order Odanata (Dragonflies and Damselflies) o Hemimetabolo s metamorphosis o Carnivores – feed on other insects o Found near water o Mating takes place in flight Dragonflies vs. Damselflies: 3.) Order Plecloptera (Stoneflies)3....
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- Spring '08
- metamorphosis o eggs, Hemimetabolos metamorphosis, ootheca o Nymphs, metamorphosis o Carnivores