Suborder Clypeasterina Agassiz 1872 (sand dollar)

Echinoidea - Clypeasteroida

Alternative spelling: Clypeasteridae

Full reference: A. Agassiz. 1872. Revision of the Echini. Memoirs of the Museum of Comparative Zoology at Harvard College 3:1-378

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

See also Durham 1966 and Durham and Melville 1957

Sister taxa: Botriopygus, Conoclypeidae, Durhamella, Faujasiidae, Hesperaster, Laganina, Leniechinus, Lenita, Oligopygidae, Pentedium, Plesiolampadidae, Proescutella, Prowillungaster, Rotulina, Runa, Scutellina, Tournoueraster, Willungaster

Subtaxa: Clypeasteridae Fossulasteridae

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Ecology: slow-moving semi-infaunal detritivore

Distribution:

• Quaternary of Barbados (1 collection), Eritrea (1), Jordan (3), New Zealand (1), United States (3: Florida)

• Pliocene to Pleistocene of Egypt (1)

• Pliocene of Australia (1), Colombia (1), the Dominican Republic (4), Egypt (3), Fiji (1), Mexico (2), New Zealand (2), Portugal (1), Taiwan (1), United States (13: California, Florida)

• Miocene to Pliocene of the Dominican Republic (2)

• Miocene of Algeria (5), Australia (6), Austria (10), Bosnia and Herzegovina (1), Brazil (3), Colombia (5), Costa Rica (1), Cuba (10), the Dominican Republic (2), Egypt (7), Fiji (1), France (1), Greece (3), India (1), Indonesia (2), Italy (13), Jamaica (1), Libya (1), Malta (6), Mexico (1), Morocco (1), Northern Mariana Islands (1), Panama (6), South Africa (1), Spain (1), Sri Lanka (1), United States (3: Alaska, Florida)

• Oligocene of Antigua and Barbuda (1), Australia (2), Cuba (3), Haiti (1), India (3), Iran (2), Jamaica (3), Jordan (1), Libya (1), Oman (1), Panama (1), Saudi Arabia (1), Somalia (1), United States (20: Alabama, Florida, Georgia, Mississippi, Texas)

• Eocene of Turkey (1), United States (2: Florida, Georgia)

Total: 179 collections including 222 occurrences

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