Sentence Examples

  • Praecardiidae.-Shell equivalve with hinge dentition as in Arca.
  • Cardiolidae.-Shell equivalve and ventricose; hinge without teeth.
  • Grammysiidae.-Shell thin, equivalve, oval or elongate; hinge without teeth.
  • Solenopsidae.-Shell equivalve, greatly elongated, umbones very far forward.
  • Cyrtodontidae.-Extinct; shell equivalve and inequilateral, short, convex.

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