Bivalvia - Cardiida - 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
Parent taxon: Mesodesmatidae according to E. J. Moore 2003
See also Bouchet et al. 2010, Clark 1922, Clark and Arnold 1923 and Sepkoski 2002
Sister taxa: Califadesma, Davilinae, Donacilla, Mesodesmatinae, Paphies
Subtaxa: Myadesma dalli Myadesma eocenica Myadesma howei Myadesma pacifica
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Miocene of United States (1: California collection)
• Oligocene of Canada (1: British Columbia)
• Eocene of United States (4: California, Oregon)
Total: 6 collections including 7 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.