Bivalvia - Cardiida - Mactridae
Alternative combinations: Mactra (Spisula) packardi, Mactra packardi, Spisula packardi
Full reference: R. E. Dickerson. 1917. Climate and its influence upon the Oligocene faunas of the Pacific Coast, with descriptions of some new species from the Molopophorus lincolnensis Zone. Proceedings of the California Academy of Sciences 7(6):157-192
Belongs to Pseudocardium according to E. J. Moore 2003
See also Clark and Anderson 1938, Dickerson 1917, Durham 1944 and Effinger 1938
Sister taxa: Pseudocardium densatum, Pseudocardium landesi, Pseudocardium meganosensis, Pseudocardium newcombei, Pseudocardium orthomorpha, Pseudocardium pabloensis, Pseudocardium panzanum, Pseudocardium yaquinense, Spisula (Pseudocardium) haboroensis
Type specimen: CAS 395, a shell
Distribution:
• Oligocene of United States (1: Washington collection)
• Eocene of the Russian Federation (1), United States (30: California, Oregon, Washington)
Total: 32 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.