†subfamily Sverdrupitinae Leonova and Shilovsky 2007 (ammonite)
Cephalopoda - Ammonoida - Spirolegoceratidae
Full reference: T. B. Leonova and O. P. Shilovsky. 2007. Evolution of the Permian family Spirolegoceratidae (Goniatitida, Ammonoidea). Paleontological Journal 41(1):28-38
Parent taxon: Spirolegoceratidae according to T. B. Leonova and O. P. Shilovsky 2014
See also Leonova and Shilovsky 2007
Sister taxon: Spirolegoceratinae
Subtaxa: Anuites Epijuresanites Pseudosverdrupites Sverdrupites
Type: Sverdrupites
Ecology: fast-moving nektonic carnivore
Distribution:
• Permian of Canada (8: Nunavut collections), the Russian Federation (20)
Total: 28 collections including 34 occurrences