Agassizia Valenciennes 1846 (heart urchin)

Echinoidea - Spatangoida - Schizasteridae

Parent taxon: Schizasteridae according to P. M. Kier 1997

See also Clark and Twitchell 1915, Cooke 1942, Cooke 1959, Fischer 1966, Grant and Hertlein 1938, Jackson 1937, Kier 1980, Kier 1984 and Sepkoski 2002

Sister taxa: Abatus, Aguayoaster, Brisaster, Brisasterinae, Caribbaster, Diploporaster, Faorina, Hemifaorina, Hemigymnia, Kina, Lambertona, Linthia, Moira, Opissaster, Parabrissus, Peribrissus, Prenaster, Proraster, Pseudobrissus, Schizaster, Schizopneustes, Tripylus

Subtaxa: Agassizia alveari Agassizia caobaensis Agassizia clevei Agassizia conradi Agassizia flexuosa Agassizia floridiana Agassizia inflata Agassizia lamberti Agassizia pinarensis Agassizia porifera Agassizia rimulata Agassizia scrobiculata Anisaster

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Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution:

• Quaternary of United States (2: Florida, South Carolina collections)

• Pliocene to Pleistocene of United States (1: North Carolina)

• Pliocene of Mexico (2), United States (1: Florida)

• Miocene of Brazil (1), United States (1: South Carolina)

• Arikareean of United States (1: Florida)

• Oligocene to Miocene of United States (1: Florida)

• Oligocene of Jamaica (2), Mexico (1), United States (10: Florida, Georgia, Mississippi, North Carolina, Texas)

• Eocene of Cuba (1), Egypt (1), United States (15: Florida, Georgia, North Carolina, South Carolina)

Total: 40 collections including 41 occurrences

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Specimen images are retrieved through the ePANDDA API.


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