Prionorhynchiidae is an extinct family of brachiopods belonging to the order Rhynchonellida.

Prionorhynchiidae
Temporal range: Triassic–Jurassic [1]
Fossil of Sphenorhynchia plicatella from France, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
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Prionorhynchiidae

These brachiopods are stationary epifaunal suspension feeders. They lived in the Triassic and in the Jurassic periods, from 235.0 to 164.7 Ma.

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