Schizodus
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Schizodus is an extinct genus of shallow marine clams. It lived from the
Silurian The Silurian ( ) is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at million years ago ( Mya), to the beginning of the Devonian Period, Mya. The Silurian is the shortest period of the Paleozo ...
to Early Jurassic periods. ''Schizodus'' is the exemplar of schizodonts, clams having reverse V-shaped scissurate hinge teeth, and often an elongated lateral tooth.


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* * Bivalves described in 1844 Trigoniida Prehistoric bivalve genera Permian bivalves Carboniferous bivalves {{paleo-bivalve-stub