Gastropoda - Sorbeoconcha - Rissoidae
Alternative combination: Rissoa lettana
Full reference: K. E. H. Van Winkle. 1918. Paleontology of the Oligocene of the Chehalis Valley, Washington. University of Washington Publications in Geology 1(2):69-97
Belongs to Alvania according to W. L. Effinger 1938
See also Van Winkle 1918
Sister taxa: Alvania (Alcidiella), Alvania (Alvania), Alvania (Arsenia), Alvania (Galeodina), Alvania (Linemera), Alvania (Turbona), Alvania andraldensis, Alvania antwerpiensis, Alvania argillensis, Alvania aturensis, Alvania boucherti, Alvania cancellata, Alvania cimicoides, Alvania cioppii, Alvania discazalorum, Alvania europea, Alvania falsimerelina, Alvania foraminata, Alvania fossilis, Alvania granosa, Alvania hauniensis, Alvania hortensis, Alvania iliuliukensis, Alvania mighelsi, Alvania oceani, Alvania pagodula, Alvania parazosta, Alvania pedroana, Alvania riparia, Alvania sanctipaulensis, Alvania scrobiculata, Alvania stephanensis, Alvania sublagouardensis, Alvania tallahatchiensis, Alvania veleronis, Alvania vinosula, Alvania virodunensis, Alvania wyvillethomsoni
Type specimen: Its type locality is UW 239, which is in an Oligocene marine horizon in Washington
Ecology: epifaunal grazer
Distribution:
• Oligocene of United States (1: Washington collection)
• Eocene of United States (1: Washington)
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.