Bivalvia - Cardiida - Ungulinidae

Alternative combination: Taras unisulcatus

Full reference: H. E. Vokes. 1939. Molluscan faunas of the Domengine and Arroyo Hondo Formations of the California Eocene. Annals of the New York Academy of Sciences 38:1-246

Belongs to Diplodonta (Diplodonta) according to E. J. Moore 1988

See also Vokes 1939

Sister taxa: Diplodonta (Diplodonta) adangmarum, Diplodonta (Diplodonta) alta, Diplodonta (Diplodonta) buwaldana, Diplodonta (Diplodonta) collina, Diplodonta (Diplodonta) cretacea, Diplodonta (Diplodonta) eburnea, Diplodonta (Diplodonta) homalostriata, Diplodonta (Diplodonta) minor, Diplodonta (Diplodonta) nigeriensis, Diplodonta (Diplodonta) polita, Diplodonta (Diplodonta) rotundata, Diplodonta (Diplodonta) stephensoni, Diplodonta (Diplodonta) ungulina, Diplodonta (Diplodonta) woodringi

Type specimen: UCMP 15636, a shell. Its type locality is UCMP loc. 672, Parsons Peak, which is in a Ypresian marine sandstone in the Domengine Formation of California.

Distribution: found only at UCMP loc. 672, Parsons Peak

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Specimen images are retrieved through the ePANDDA API.