†family Pseudodiadematidae Pomel 1883 (sea urchin)

Echinoidea - Euechinoidea - Pseudodiadematidae

Full reference: A. Pomel. 1883. Classification méthodique des échinides vivants et fossiles. Adolphe Jourdan, Alger 1-131

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

See also Berndt 2003, Fell and Pawson 1966 and Smith 1991

Sister taxa: Calycina, Hemicidaridae, Irregularia, Orthopsidae

Subtaxa: Acrocidaris Diplopodia Heterodiadema Hypodiadema Loriolia Microdiadema Pedinopsis Polydiadema Pseudodiadema Tetragramma Tiaromma

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Type: Pseudodiadema

Ecology: epifaunal grazer-deposit feeder

Distribution:

• Cretaceous of Algeria (1 collection), Brazil (9), Egypt (24), France (45), Hungary (1), Jordan (4), Madagascar (2), Morocco (2), Nigeria (3), Peru (1), Portugal (8), Saudi Arabia (6), Serbia and Montenegro (1), Spain (5), Switzerland (18), the United Arab Emirates (1), the United Kingdom (17), United States (2: Texas), Yemen (1)

• Jurassic of Ethiopia (1), France (10), Germany (5), India (3), Morocco (1), Poland (5), Portugal (4), Saudi Arabia (4), Somalia (1), Switzerland (4), the United Kingdom (6), United States (1: California)

Total: 196 collections including 272 occurrences

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