Gastropoda - Heterostropha - Streptacididae
Alternative combination: Eoptychia scalpta
Full reference: J. B. Knight. 1931. The gastropods of the St. Louis, Missouri, Pennsylvanian outlier: Aclisina and Streptacis. Journal of Paleontology 5(1):1-15
Belongs to Streptacis according to P. J. Wagner 2023
See also Bandel 2002, Hoare et al. 1997 and Knight 1931
Sister taxa: Streptacis complanata, Streptacis fragilis, Streptacis inflata, Streptacis ingens, Streptacis khaokhadensis, Streptacis meeki, Streptacis nalivkini, Streptacis orientalis, Streptacis permiana, Streptacis piercei, Streptacis pravis, Streptacis regularis, Streptacis subgracilis, Streptacis volgenesis, Streptacis whitfieldi
Type specimen: YPM 13011, a shell. Its type locality is SL-1. Headwaters of Feefee Creek, north of Olive St. & west of Lindberg Blvd., 1.5 km northwest of Stratmann (Olivette), which is in a Moscovian offshore shale in the Appanoose Formation of Missouri.
Ecology: epifaunal
Distribution:
• Carboniferous of United States (2: Missouri, New Mexico 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.