Gastropoda - Euomphalina - Euomphalidae
Alternative combination: Pachystrophia spiralis
Full reference: D. M. Rohr. 1988. Upper Ordovician gastropods from the Seward Peninsula, Alaska. Journal of Paleontology 62(4):551-566
Belongs to Sinutropis according to P. J. Wagner 2023
See also Rohr 1988 and Wagner 1999
Sister taxa: Sinutropis esthetica, Sinutropis interrumpens, Sinutropis tenera
Type specimen: Its type locality is USNM 36394, Teller Quadrangle, Don River area, York Mountain, Seward Peninsula, which is in a Richmond carbonate wackestone/packstone in the Port Clarence Limestone Formation of Alaska
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of United States (2: Alaska collections)
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.