Class Echinoidea | Phylum Echinodermata Rank Genus | |
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Prosostoma is an extinct genus of sea urchins belonging to the family Asterostomatidae.
These slow-moving shallow infaunal deposit feeder-detritivores lived during the Eocene of Cuba, from 55.8 to 33.9 Ma.
Species
References
Prosostoma Wikipedia(Text) CC BY-SA