Bivalvia - Venerida - Mesodesmatidae

Full reference: B. L. Clark. 1922. A new family and new genus from the Tertiary of the Pacific coast. University of California Publications Bulletin of the Department of Geological Sciences 14(4):115-122

Belongs to Myadesma according to A. J. W. Hendy 2020

See also Clark 1922, Clark and Arnold 1923 and Weaver 1942

Sister taxa: Myadesma eocenica, Myadesma howei, Myadesma pacifica

Type specimen: UCMP 30042

Ecology: facultatively mobile infaunal suspension feeder

Distribution: found only at Kirby Creek, east (Oligocene of British Columbia)

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Specimen images are retrieved through the ePANDDA API.