Mollusc Review Flashcards
Gastropod
A mollusk with one shell and a broad muscular foot on its stomach side
Cephalopod
Molluscs that have tentacles and are highly motile; internal shell present;Intelligent; Carnivore
Polyplacophora
separate shell plates surrounded by thick membranous mantle; edible;open cir. system
Bivalvia
Molluscs where mantle manufactures the shell; soft bodied animals w 2 hard outer shells that open and close like a door
Radula
All mollusks except BIVALVES; used to scrape algae off rocks, can act as drill w/poison to pierce shells during full carnivore mode
Siphon
In all mollusks except Polyplacophora; used for exchanging of liquids and air (breathing, locomotion, feeding, repro.)
Funnel
Channels liquids or grainy substances into containers w/ small opening
Mantle
Thin, delicate that covers the body of the mollusk, like a cloak
Nacre
Lines the inner shell, coats particles and create a pearl
What class(es) are filter-feeders?
Bivalves
What class(es) are most intellgient
Cephalopoda
What class(es) make pearls
Bivalves
What class(es) are poisonous
Cephalopoda and Gastropoda
Class of Snail
Gastropoda
Class of Slug
Gastropoda