†family Micrasteridae Lambert 1920 (heart urchin)

Echinoidea - Spatangoida - Micrasteridae

Alternative spelling: Micrasterinae

Full reference: J. Lambert. 1920. Etude sur quelques formes primitives de Spatangidés. Bulletin de la Société des Sciences Historiques et Naturelles de l’Yonne 73:1-41

Parent taxon: Micrasterina according to A. Kroh and A. B. Smith 2010

See also Fischer 1966 and Parma and Casadío 2005

Sister taxa: Aeropsidae, Ovulasteridae, Plesiasteridae

Subtaxa: Brissopneustes Cyclasterinae Diplodetus Habanaster Isopneustes Micraster Ovulaster

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Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution:

• Miocene of Cuba (1 collection)

• Paleocene of Argentina (1), Austria (2), Denmark (1), Egypt (1), France (1), the Netherlands (1), Spain (1)

• Cretaceous to Paleogene of the Netherlands (2)

• Cretaceous of Antarctica (1), Argentina (1), Austria (3), Belgium (7), the Czech Republic (1), Egypt (2), France (11), Germany (42), Japan (2), the Netherlands (3), Poland (1), Serbia and Montenegro (1), Spain (62), Tunisia (2), Turkmenistan (10), the United Kingdom (4), United States (15: Arkansas, Mississippi, Texas)

Total: 179 collections including 217 occurrences

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