Gastropoda - Neogastropoda - Ptychatractidae
Full reference: C. S. Hickman. 1980. Paleogene Marine Gastropods of the Keasey Formation in Oregon. Bulletins of American Paleontology 78(310):1-112
Belongs to Exilia according to A. E. Oleinik and L. Marincovich 2003
Sister taxa: Exilia alanbeui, Exilia attenuata, 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, Exilia weaveri
Type specimen: USNM 251399, a shell. Its type locality is Columbia (USGS 15280) - Hickman (1980), which is in a Priabonian deep-water siltstone/mudstone in the Keasey Formation of Oregon.
Ecology: epifaunal carnivore
Distribution:
• Eocene of the Russian Federation (2 collections), United States (17: Oregon)
Total: 19 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.