| 词条 | Prosostoma |
| 释义 |
| name = Prosostoma | fossil_range = Eocene, {{fossil range|55.8|33.9}}[1] | image = Asterostomatidae - Prosostoma jimenoi.JPG | image_width = 250px | image_caption = Fossil of Prosostoma jimenoi from Cuba, on display at Galerie de paléontologie et d'anatomie comparée in Paris | fossil range = {{Fossil_range|Lower Cretaceous|recent}} | regnum = Animalia | phylum = Echinodermata | classis = Echinoidea | ordo = Spatangoida | familia = Asterostomatidae | genus =Prosostoma | genus_authority = Pomel 1883 | synonyms = }} 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.[1][2] Species
References1. ^1 2 The Paleobiology Database 2. ^Sepkoski, Jack Sepkoski's Online Genus Database - Echinodermata External links
4 : Spatangoida|Eocene animals of North America|Fossils of Cuba|Fossil taxa described in 1883 |
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