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Exam #3 Zoology

Across
Hardens epicuticle
Hearing in grasshoppers
Insects are in this subphylum
Mature female crab full of eggs
Has three gastric teeth and grinds food.
The lateral compound eye detects what?
What class is the horseshoe crab in?
What venomous spider produces Neurotoxins?
Egg-naiad or nymph-adult
Egg-nymph-adult
Mature female
What type of lungs are only uniquely in spiders
Embryo receives nourishment from female.
Excretion and get rid of excess water
Molting hormone(ecdysone)
Made of protein and chitin
Located in eye stalk, molting inhibiting hormone that targets Y organ
Down
Another word for molting.
Larva form of a crab which can swim and is the cause of swimmers itch
Egg-larva-pupa-adult
The medial eye senses what
Larva form of a crab which can not swim.
Silk glands secrete silk threads through _____.
Responsible for moving water through the body in the crustaceans.
Egg-juvenile-adult
Eggs develop inside female but do not receive nourishment from female.
Structures descended from a common ancestor with similar basic plan and in series.
Cray fish, crabs, Daphnia, copepods, and barnacles are in what subphylum?
Millipeds, Centipedes live in this subphylum