Acephala
That division of the Mollusca which includes the bivalve shells, like the clams and oysters; -- so called because they have no evident head. Formerly the group included the Tunicata, Brachiopoda, and sometimes the Bryozoa. See Mollusca.
Related Definitions:
And,
Because,
Bivalve,
Brachiopoda,
Bryozoa,
Called,
Division,
Evident,
Formerly,
Group,
Have,
Head,
Included,
Like,
Mollusca,
No,
Of,
See,
So,
Sometimes,
That,
The,
They,
Tunicata,
Which
Copyright © 2001 - 2012 BrainyQuote
BookRags Media Network