Diceratidae

{{Short description|Family of molluscs (fossil)}}

{{Automatic taxobox

| taxon = Diceratidae

| image = Diceratidae - Diceras angulatum.JPG

| image_caption = Fossil Diceras angulatum from Jurassic at Galerie de paléontologie et d'anatomie comparée, Paris

| fossil_range = From Jurassic to Cretaceous, {{fossil range|161.2|99.7}}

| authority = Dall 1895

| display_parents = 2

| subdivision_ranks = Genera

| subdivision = See text.

}}

Diceratidae is a family of rudists, a group of unusual extinct saltwater clams, marine heterodont bivalves in the order Hippuritida.[https://www.gbif.org/species/3247839 GBIF]