Subphylum Crustacea
Subphylum Chelicerata
Class Arachninda
Class Malacostraca
Grab Bag
100
What structures do crustaceans use for respiration?
What are gills?
100
Appendages that spiders use to inject venom into their prey.
What is chelicera?
100
Order Scorpionida is composed of ____.
What is scorpions?
100
Legs 9-13; used for walking.
What are peropods?
100
Part of crustacean that sees all around.
What is compound eye?
200
Crustaceans have ____ pair(s) of antenna(e).
What is 2?
200
Pairs of appendages modified to aid in holding food and chewing.
What is pedipalps?
200
Paired sacs in sinuses that absorb nitrogenous wastes to excrete through tubules.
What are coxal glands?
200
True or False: Malacostraca contains animals such as crabs, lobsters, shrimp, and pillbugs.
What is true?
200
Crustaceans use for protection and to get food.
What is cheliped?
300
The type of appendages in crustaceans.
What is biramous?
300
Two tagmata in Chelicera.
What is cephalothorax and prosoma?
300
Absorb waste materials from blood and empty them into gut tract.
What are Malphigian tubules?
300
Form of respiration in Malacostraca.
What are book gills?
300
Lies behind the head and has 8 segments.
What is thorax?
400
Chewing and grinding structures in Crustaceans.
What are mandibles?
400
True or False: Cheliceras have no mandibles.
What is true?
400
Internal form of developement (scorpions).
What is ovoviviparous development?
400
Connects with telson to combine into a muscular tail.
What is the uropod?
400
Polysaccharide in arthropod exoskeleton.
What is chitin?
500
The telson is connected to the ____.
What is uropod?
500
___ pair of appendages.
What is four?
500
Acid that digests materials into a semisolid in order to conserve water.
What is uric acid?
500
Excretory organs in a crayfish.
What are antennal glands (green glands)?
500
Upper lip in insects.
What is labrum?
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