Zoology 8th Edition by Stephen Miller,John Harley

تمرين 30

The segmental arrangement of gills, excretory structures, and nervous elements in the __________, make them seem like a "missing link" between molluscs and the annelidarthropod line.
A) cephalopods
B) octopods
C) gastropods
D) solenogasters
E) monoplacophorans