T/F Crustaceans tend to have uniramous appendages.
False, crustaceans mainly have biramous appendages.
What is the difference between uniramous and biramous appendages?
Uniramous appendages are unbranched, biramous is 2 branched
T/F Barnacles are gonocho
Describe the body structure of a mite?
Unsegmented ovoid body
What carries lyme disease?
What are book lungs?
Leaf like plates where air into which air is drawn and from which it is expelled by
What is a cephalothorax?
Shrimps, crabs, lobsters, and crayfish fall under what category?
How many thoracic appendages do decapod crustaceans have?
5 pairs of thoracic appendages
What are chelipeds? Whare are they found?
They are 1st pair of thoracic appendag
Crabs, shrimps, lobsters, and crayfish belong to what class?
T/F Crustaceans are marine, freshwater, and terrestrial.
What are pedipals used for and in what class?
Used as copulatory organs, pincers, or senseors in class Chelicerata
Crickets and grasshoppers are in what order and class?
Order orthoptera, class Hexapoda
How many tagmata do insects have?
Mosquitoes have what kind of external feeding feature on their head?
Termites are in what order and class?
What do ticks feed on?
How are horseshoe crab bodies arranged?
Divided into cephalothorax and abdomen covered by carapace
How do horseshoe crabs obtain food?
What is a carapace?
Dorsal section of the exoskeleton
What kind of eyes do horse
T/F All insects are terrestrial.
False, although insects are primarily terrestrial, there are some that live in
completely aquatic environments.
Moths and butterflies are in what order and class?
Order Lepidoptera, class Hexapoda
Beetles are in what orde
What do lobsters + crayfish use in both swimming and reproduction?
What do lobsters + crayfish use in swimming?
Uropods and telson
Where/how do mites live?
Mites live freely in soil/water
T/F Barnacle nauplius are sessile.
False, barnacle naup
What are spinnerets used for and where are they found?
Used to case silk threads and found in posterior abdomen.
Prosoma contain what features?
1 pair of chelicerae, 1 pair pedipalps, 4 pairs of walking legs
What are chelicerae?
Pincers/fangs that act as
What barnacle has a peduncle and what is it?
Gooseneck barnacles have a long stalk called a peduncle.
T/F Barnacles cross fertilize.
How do crustaceans grow in size?
What are the largest group of animals?
What do lobsters + crayfish