Gastropoda - Sorbeoconcha - Littorinidae
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 Littorina according to W. L. Effinger 1938
See also Dickerson 1917
Sister taxa: Littorina (Littorina), Littorina (Melaraphe), Littorina alta, Littorina aspera, Littorina coccinea, Littorina kneri, Littorina mariana, Littorina neritoides, Littorina obtusata, Littorina petricola, Littorina pittsburgensis, Littorina remondii, Littorina saxatilis, Littorina scabra, Littorina schuttei, Littorina sheaferi, Littorina sookensis, Littorina subobesa, Littorina tuberculostriata, Littorina undulata, Littorina unifasciata
Type specimen: CAS 426. Its type locality is CAS loc. 181, Cowlitz River, 4mi E. of Vader, which is in an Eocene coastal sandstone/conglomerate in Washington.
Ecology: epifaunal grazer
Distribution:
• Eocene of United States (2: Washington collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.