Trachycardium (Mexicardia) dominicanum costaricanum Olsson 1922 (cockle)

Bivalvia - Cardiida - Cardiidae

Alternative combination: Cardium (Trachycardium) costaricanum

Full reference: A. A. Olsson. 1922. The Miocene of Northern Costa Rica. Bulletins of American Paleontology 9(39):1-309

Belongs to Trachycardium (Mexicardia) dominicanum according to W. P. Woodring 1982

Sister taxa: none

Type specimen: PRI 21254, a shell. Its type locality is East Grape Point Creek, which is in a Pliocene marine siliciclastic in Costa Rica.

Ecology: facultatively mobile infaunal suspension feeder

Distribution: found only at East Grape Point Creek

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