Diceratidae is a family of

rudists Rudists are a group of extinct box-, tube- or ring-shaped Marine (ocean), marine Heterodonta, heterodont bivalves belonging to the order Hippuritida that arose during the Late Jurassic and became so diverse during the Cretaceous that they were m ...

, a group of unusual extinct saltwater clams, marine

heterodont In anatomy, a heterodont (from Greek, meaning 'different teeth') is an animal which possesses more than a single tooth morphology. Human dentition is heterodont and diphyodont as an example. In vertebrates, heterodont pertains to animals wher ...

bivalves Bivalvia () or bivalves, in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of aquatic molluscs (marine and freshwater) that have laterally compressed soft bodies enclosed by a calcified exoskeleton consis ...

in the order Hippuritida.GBIF
/ref>

Genera

Genera within the family Diceratidae: *†''

Diceras ''Diceras'' is an extinct genus of fossil saltwater clams, marine heterodont bivalve molluscs. These bivalves were stationary epifaunal suspension feeders. Species Species within the genus ''Diceras'': *†'' Diceras brevicornum'' Karczewski ...

'' Lamarck, 1805

References

Paleobiology DatabaseBiolib
Prehistoric bivalve families Jurassic first appearances Cretaceous extinctions Hippuritida {{paleo-bivalve-stub