†family Orthopsidae Duncan 1889

Echinoidea - Euechinoidea - Orthopsidae

Alternative spelling: Orthopsinae

Full reference: P. M. Duncan. 1889. A revision of the genera and great groups of the Echinoidea. Journal of the Linnean Society, Zoology 23:1-311

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

See also Fell and Pawson 1966, Geys and Jagt 1986, Smith 1991 and Smith 1995

Sister taxa: Calycina, Hemicidaridae, Irregularia, Pseudodiadematidae

Subtaxa: Brochechinus Dubarechinus Echinopsis Gymnodiadema Orthocidaris Orthopsis Scaptodiadema

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Type: Orthopsis

Distribution:

• Miocene of Madagascar (1 collection)

• Eocene of Egypt (1), Pakistan (1), Senegal (1)

• Paleocene of United States (5: Alabama, New Jersey)

• Cretaceous to Paleogene of the Netherlands (1)

• Cretaceous of Belgium (4), Brazil (5), Egypt (4), France (6), Iran (1), the Netherlands (4), Oman (3), Peru (3), Portugal (1), Saudi Arabia (4), Spain (4), Switzerland (1), the United Arab Emirates (2)

• Jurassic of Poland (1), the United Arab Emirates (1)

Total: 54 collections including 56 occurrences

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