Gastropoda - Sorbeoconcha - Cassidae
Alternative combinations: Galeodea dalli, Phalium (Echinophoria) dalli, Trachydolium dalli
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 Echinophoria according to A. J. W. Hendy 2020
See also Beu 2008, Beu 2010, Dickerson 1917, Durham 1942, Durham 1944, Effinger 1938 and Schenck 1926
Sister taxa: Echinophoria bituberculosa, Echinophoria caelatura, Echinophoria carnosa, Echinophoria coronadoi, Echinophoria etchuensis, Echinophoria famulans, Echinophoria fax, Echinophoria hadra, Echinophoria intermedium, Echinophoria pilsbryi, Echinophoria pollens, Echinophoria trituberculata, Echinophoria woodringi, Echinophoria wyvillei, Bathygalea (Bathygalea), Euspinacassis muricata
Type specimen: CAS 419, a shell. Its type locality is CAS loc. 181, Cowlitz River, 4mi E. of Vader, which is in an Eocene coastal sandstone/conglomerate in Washington.
Distribution:
• Eocene of United States (20: Oregon, Washington collections)
Total: 20 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.