Gastropoda - Neogastropoda - Ptychatractidae
Alternative combinations: Pleurotoma perkinsiana, Turris perkinsiana
Full reference: J. G. Cooper. 1894. Catalogue of Californian fossils. (Parts II, III, IV, and V). California State Mining Bureau Bulletin No. 4 1-65
Belongs to Exilia according to H. Bentson 1940
See also Cooper 1894 and Dickerson 1913
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 plana, Exilia potreroensis, Exilia ripleyana, Exilia simiensis, Exilia stechesonae, Exilia taliaferroi, Exilia trifasciata, Exilia ucalia, Exilia weaveri
Ecology: epifaunal carnivore
Distribution:
• Eocene of United States (5: California, Washington collections)
Total: 5 collections including 6 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.