Echinocardium marylandiense Kier 1972 (heart urchin)

Echinoidea - Spatangoida - Loveniidae

Full reference: P. M. Kier. 1972. Upper Miocene Echinoids from the Yorktown Formation of Virginia and their environmental significance. Smithsonian Contributions to Paleobiology 13

Belongs to Echinocardium according to P. M. Kier 1972

Sister taxa: Echinocardium cordatum, Echinocardium deperessum, Echinocardium kelloggi, Echinocardium orthonotum

Type specimen: Its type locality is Scientist Cliffs [Calvert Beach Mbr, Calvert Fm], which is in a Serravallian marginal marine sandstone in the Calvert Formation of Maryland

Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution:

• Miocene of United States (2: Maryland collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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