cryptodont shell
(MOLLUSCA: Bivalvia)
In some groups of early origin, refers to lack of hinge teeth; see ctenodont shell.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • ctenodont shell — (MOLLUSCA: Bivalvia) In some groups of early origin having hinges with many teeth transverse to the margin; see cryptodont shell …   Dictionary of invertebrate zoology

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