ENVS 3090 Quiz: Lab test 3 review

• School: University of Guelph
• Department: Environmental Sciences
• Course: ENVS 3090
• Professor: Steve Marshall

Document Summary

Petiole with dorsal hump or with 2 segments. Lateral corner of pronotum not extending to tegula stigma. Front wing with less than 2 closed cells, usually without. Lateral corner of pronotum extending to tegula stigma stigma. Jugal lobe of hind wing at least as long as submedian cell. Front wing with stigma and 2+ closed cells. Pronotum rounded with tab-like lobe, not reaching tegula. Hind legs fringed with hairs used in swimming. First abdominal sternite is divided by hind coxa. Antennae arising between eyes and base of mandibles. Antennae arising on front of head above mandibles. Lamellae capable of closing; usually 6 abdominal sternites. Antennae usually elbowed, arising far in front of eyes. Antennae at least half as long as body. Tarsomere 3 expanded, bilobed, hiding small tarsomere 4. Antennae less than half as long as body, eyes usually not notched. Prothorax wider than head, laterally flat, hind coxa. Prothorax wider than head, laterally flat, hind coxa prominent prominent.