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†subfamily Spirolegoceratinae Nassichuk 1970 (ammonite)

Cephalopoda - Ammonoidea - Spirolegoceratidae

PaleoDB taxon number: 148054

Full reference: W. W. Nassichuk. 1970. Permian ammonoids from Devon and Melville Islands, Canadian Arctic Archipelago. Journal of Paleontology 44(1):77-97

Parent taxon: Spirolegoceratidae according to T. B. Leonova and O. P. Shilovsky 2014

Sister taxon: Sverdrupitinae

Subtaxa: Archboldiceras, Gobioceras, Spirolegoceras

View classification

Type: Spirolegoceras

Ecology: fast-moving nektonic carnivore