Gastropoda - Neogastropoda - Ptychatractidae
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 Exilia according to H. Bentson 1940
See also Dickerson 1917 and Effinger 1938
Sister taxa: Exilia alanbeui, Exilia attenuata, Exilia bentsonae, Exilia canalifera, Exilia clarki, Exilia contigua, Exilia crassitria, Exilia cretacea, Exilia diaboli, Exilia dickersoni, Exilia fausta, Exilia harrisi, Exilia lincolnensis, Exilia llajasensis, Exilia microptygma, Exilia ordita, Exilia ottnangensis, Exilia pergracilis, Exilia perkinsiana, Exilia plana, Exilia potreroensis, Exilia ripleyana, Exilia simiensis, Exilia stechesonae, Exilia taliaferroi, Exilia trifasciata, Exilia ucalia
Type specimen: CAS 410. 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 carnivore
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.