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Molluscs

Vacubulary

TermDefinition
mantle a thin layer of tissue that secretes the shell
foot used in locomotion
chitin a highly resistant carbohydrate
valves enclosed in the shell with 2 parts
umbo the upper hump near the hinge of each shell
siphons formed by fusion of the edge of the mantle
byssal threads secrete strong mussels
biofoulling the undesirable accumulation of organism that settle on the bottom of boats, pilings, and other submerged structures
ink sac a gland full of secret dark fluid to discourage pretadors
pen to reduce thin shell of squid
crystalline style an enzyme secreting rod trapped in the stomach
open circulatory system blood flows out of vessels into open blood spaces
gangalia local brains
spermatophores elongated packets of sperms
veliger a planktonic larva that has a tiny shell
radula a ribbon of small teeth that is used to feed
Created by: Jash32
 

 



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