Echinoidea - Spatangoida - Asterostomatidae
Full reference: F. J. Pictet. 1857. Traité élémentaire de paléontologie, ou, Historie naturelle des animaux fossiles considérés dans leurs rapports zoologiques et géologiques, 2nd ed, JB Baillière et Fils, Paris 4:1-768
Parent taxon: Brissidina according to A. Kroh and A. B. Smith 2010
See also Fischer 1966
Sister taxa: Antillasteridae, Brissidae, Palaeotropidae, Spatangidea
Subtaxa: Antillaster Argopatagus Asterostoma Brissolampas Brissomorpha Cleistechinus Delopatagus Elipneustes Genicopatagus Heterobrissus Linopneustes Megapetalus Moronaster Palaeobrissus Paleotrema Peripatagus Platybrissus Plesiozonus Prosostoma Pycnolampas Pygospatangus
Ecology: slow-moving shallow infaunal deposit feeder-detritivore
Distribution:
• Miocene of Cuba (1 collection), Cyprus (3), United States (6: California)
• Eocene of Cuba (1)
Total: 11 collections including 14 occurrences