Oligopygus haldermani Conrad 1850 (sand dollar)

Echinoidea - Clypeasteroida - Oligopygidae

Alternative combinations: Discoidea haldermani, Oligopygus haldemani

Belongs to Oligopygus according to M. Sanchez Roig 1926

See also Clark and Twitchell 1915 and Cooke 1942

Sister taxa: Oligopygus alvarezi, Oligopygus floridanus, Oligopygus herrari, Oligopygus nancei, Oligopygus ovumserpentis, Oligopygus rotundus, Oligopygus sanjosephi, Oligopygus wetherbyi

Ecology: slow-moving semi-infaunal detritivore

Distribution:

• Oligocene of Cuba (1 collection)

• Eocene of United States (10: Alabama, Florida, Georgia)

Total: 11 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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