Rostroconchia - Conocardiida - Hippocardiidae

Alternative combination: Conocardium dubia

Full reference: H. S. Williams and C. L. Breger. 1916. The fauna of the Chapman Sandstone of Maine. United States Geological Survey Professional Paper 89:1-347

Belongs to Cartericardia according to P. J. Wagner 2023

See also Williams and Breger 1916

Sister taxa: Cartericardia artifex, Cartericardia costatum

Type specimen: Its type locality is locality 1099J, west of Presque Isle stream, Presque Township, which is in a Lochkovian delta front sandstone in the Chapman Sandstone Formation of Maine

Ecology: stationary semi-infaunal suspension feeder

Distribution: found only at locality 1099J, west of Presque Isle stream, Presque Township

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Specimen images are retrieved through the ePANDDA API.