Gastropoda - Euomphalina - Euomphalidae
Alternative combination: Straparollus (Euomphalus) calix
Full reference: M. Gordon and E. L. Yochelson. 1975. Gastropoda, Cephalopoda, and Trilobita of the Amsden Formation (Mississippian and Pennsylvanian) of Wyoming. United States Geological Survey Professional Paper 848(F):1-30
Belongs to Amphiscapha according to P. J. Wagner 2023
See also Gordon and Yochelson 1975
Sister taxa: Amphiscapha (Amphiscapha), Amphiscapha browni, Amphiscapha catilloides, Amphiscapha hollingsworthi, Amphiscapha intermedius, Amphiscapha marginatus, Amphiscapha mongolicus, Amphiscapha muricata, Amphiscapha peruviana, Amphiscapha proxima, Amphiscapha reedsi, Amphiscapha subquadrata, Amphiscapha subrugosa, Amphiscapha subsulcata, Amphiscapha uralensis
Type specimen: USNM 16847, a shell. Its type locality is USGS 24050-PC. SW¼ sec. 26 T47N R116W Teton County, which is in an Arnsbergian offshore shale/limestone in the Amsden Formation of Wyoming.
Ecology: stationary epifaunal suspension feeder
Distribution: found only at USGS 24050-PC. SW¼ sec. 26 T47N R116W Teton County
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.