Gastropoda - Murchisoniina - Soleniscidae
Alternative combination: Oncochilus insolitus
Full reference: H. Chronic. 1952. Molluscan fauna from the Permian Kaibab Formation, Walnut Canyon, Arizona. Geological Society America Bulletin 63(2):95-166
Belongs to Cylindritopsis according to P. J. Wagner 2023
See also Blodgett et al. 2002, Chronic 1952, Erwin 1988 and Winters 1963
Sister taxa: Cylindritopsis altica, Cylindritopsis callosa, Cylindritopsis cheilodonta, Cylindritopsis conica, Cylindritopsis cordiformis, Cylindritopsis gemmelaroi, Cylindritopsis hamiltonae, Cylindritopsis inflata, Cylindritopsis minima, Cylindritopsis ovalis, Cylindritopsis sisophonensis, Cylindritopsis spheroides, Cylindritopsis vaningeni
Type specimen: AMNH 27113:1, a shell. Its type locality is Rimmy Jim Tank, Kaibab Formation, Coconino County, which is in a Roadian marine limestone in the Kaibab Formation of Arizona.
Ecology: epifaunal carnivore
Average measurements (in mm): shell diameter 2.97
Distribution:
• Permian of Mexico (1 collection), United States (9: Arizona, Texas)
Total: 10 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.