Oligopygus rotundus Cooke 1942 (sand dollar)

Echinoidea - Clypeasteroida - Oligopygidae

Full reference: C. W. Cooke. 1942. Cenozoic irregular echinoids of the Eastern United States. Journal of Paleontology 16:1-62

Belongs to Oligopygus according to C. W. Cooke 1942

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

Type specimen: Its type locality is Koons MIll, which is in a Priabonian marine marl in the Moodys Branch Formation of Alabama

Ecology: slow-moving semi-infaunal detritivore

Distribution:

• Eocene of United States (4: Alabama, Georgia collections)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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