Gastropoda - Euomphalina - Elasmonematidae
Alternative spelling: Strophostylus (Anematina)
Full reference: J. B. Knight. 1933. The gastropods of the St. Louis, Missouri, Pennsylvanian outlier: V. The Trocho-Turbinidae. Journal of Paleontology 7(1):30-58
Parent taxon: Elasmonematidae according to A. V. Mazaev 2015
See also Knight 1933, Knight et al. 1960 and Sepkoski 2002
Sister taxa: Discordichilus, Elasmonema, Hawletrochus, Heidelbergeria, Kimina, Kyndalynia, Streptotrochus
Subtaxa: Anematina conica Anematina indiscreta Anematina micula Anematina nordhusiana Anematina parva Anematina permiana Anematina prisca Anematina proutana Anematina rockymontanum Anematina rugoza Anematina subconica Strophostylus (Anematina) minutissimus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Germany (1 collection), Japan (1), Malaysia (1), Pakistan (5), the Russian Federation (7)
• Carboniferous of Canada (1: Alberta), the Russian Federation (1), United States (26: Alaska, California, Illinois, Indiana, Iowa, Kansas, Kentucky, Missouri, New Mexico, Oklahoma, Wyoming)
Total: 43 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.