Origin of pelecypod
Examples from the Web for pelecypod
Historical Examples of pelecypod
Excepting in a few families, the pelecypod foot is well developed.
When a pelecypod dies and the pull of the adductor muscles is released, the valves gape open.
The greatest possible degree of variation exists in the structure of the pelecypod shell.
A good balance is preserved between them all, the result being a high type of pelecypod.
In this family we encounter, rather suddenly, some new features not heretofore seen in the pelecypod structure.