†family Oligopygidae Duncan 1889

Echinoidea - Clypeasteroida - Oligopygidae

Alternative spelling: Oligopyginae

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

See also Squires and Demetrion 1994 and Wagner and Durham 1966

Sister taxa: Clypeasterina, Conoclypeidae, Faujasiidae, Laganina, Plesiolampadidae, Prowillungaster, Rotulina, Runa, Scutellina, Tournoueraster, Willungaster

Subtaxa: Haimea Microlampas Oligopygus Protolampas

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Type: Oligopygus

Distribution:

• Miocene of Cuba (1 collection)

• Oligocene of Cuba (1), United States (2: Florida)

• Eocene of Colombia (1), Cuba (6), Mexico (1), Peru (1), United States (22: Alabama, Florida, Georgia), Venezuela (1)

Total: 36 collections including 44 occurrences

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