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Bivalve vs Rudist - What's the difference?

bivalve | rudist |

As nouns the difference between bivalve and rudist

is that bivalve is any mollusc belonging to the taxonomic class bivalvia, characterized by a shell consisting of two hinged sections, such as a scallop, clam, mussel or oyster while rudist is any of many box, tube or ring -shaped marine heterodont bivalves from the jurassic and cretaceous periods.

bivalve

English

(wikipedia bivalve)

Noun

(en noun)
  • Any mollusc belonging to the taxonomic class Bivalvia, characterized by a shell consisting of two hinged sections, such as a scallop, clam, mussel or oyster.
  • (botany) A pericarp in which the seed case opens or splits into two parts or valves.

    • Coordinate terms

    * univalve

    Related terms

    * univalve

    rudist

    English

    Noun

    (rudists) (en noun)
  • Any of many box, tube or ring -shaped marine heterodont bivalves from the Jurassic and Cretaceous periods