Meoma Gray 1851 (heart urchin)

Echinoidea - Spatangoida - Brissidae

Parent taxon: Brissidae according to R. A. Henderson 1975

See also Cooke 1942, Fischer 1966, Grant and Hertlein 1938, Kier 1984 and Sepkoski 2002

Sister taxa: Arcaechinus, Brissopatagus, Brissopsidae, Brissopsis, Brissus, Cionobrissus, Cyclaster, Eupatagus, Fernandezaster, Fourtaunia, Gillechinus, Gualtieria, Hernandezaster, Herreraster, Hikelaster, Hysteraster, Lajanaster, Macropneustes, Mariania, Mauritanaster, Megapneustes, Metalia, Migliorinia, Pharaonaster, Plagiobrissus, Plesiopatagus, Radiobrissus, Rhynobrissus, Rojasia, Stomaporus, Taimanawa, Trachypatagus

Subtaxa: Meoma (Schizobrissus) Meoma antiqua Meoma grandis Meoma tuberculata Meoma ventricosa

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Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution:

• Quaternary of Mexico (1 collection)

• Pliocene of Mexico (3), Portugal (1)

• Miocene of Costa Rica (1)

• Oligocene of Australia (1)

• Eocene of Cuba (1)

Total: 8 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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