Asterostomatidae Temporal range: From Eocene to Miocene 55.8–5.332 Ma PreꞒ Ꞓ O S D C P T J K Pg N [1]
Fossil of Prosostoma jimenoi from Cuba, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Order:	Spatangoida
Suborder:	Brissidina
Family:	†Asterostomatidae Pictet, 1857

Asterostomatidae is an extinct family of sea urchins belonging to the order Spatangoida.

They are slow-moving, shallow infaunal, or sediment-dwelling organisms, and are deposit feeders or detritivores. They lived during the Eocene and Miocene in what is now of Cuba, Cyprus and United States, from 55.8 to 5.332 Ma ^[1]

• Antillaster
• Asterostoma
• Brissolampas
• Brissomorpha
• Cleistechinus
• Heterobrissus
• Megapetalus
• Moronaster
• Platybrissus
• Prosostoma
• Pygospatangus