adj. [L. par, equal; vinculum, bond]
(MOLLUSCA: Bivalvia)
Having a ligament similar to a cylinder split on one side, attached by several edges (nymphae), with one edge to each valve; see opisthodetic, amphidetic.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • amphidetic — adj. [Gr. amphi, on both sides; detos, bound] (MOLLUSCA: Bivalvia) Refers to the ligament extending both before and behind the umbo or beak; see opisthodetic, parivincular …   Dictionary of invertebrate zoology

  • opisthodetic — adj. [Gr. opisthen, behind; detos, bind] (MOLLUSCA: Bivalvia) Said of the ligament that extends posterior to the umbo (beak); see amphidetic, parivincular …   Dictionary of invertebrate zoology

  • bivalve — bivalvular /buy val vyeuh leuhr/, adj. /buy valv /, n. 1. Also called lamellibranch. Zool. any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. adj. 2.… …   Universalium

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