Tornoceras

Tornoceras
Temporal range: Middle Devonian - late Devonian
Scientific classification
Kingdom:Animalia
Phylum:Mollusca
Class:Cephalopoda
Subclass:†Ammonoidea
Order:†Goniatitida
Family:†Tornoceratidae
Subfamily:†Tornoceratinae
Genus:†Tornoceras
Hyatt, 1884
Species
  • see text

Tornoceras is a strongly involute, subdiscoidal Middle and Upper Devonian goniatite with a suture that forms six to ten lobes.[1]

Aulatornoceras, Protornoceras, Epitornoceras, Lobotornoceras are among related genera included in the Tornoceratidae. Inclusion however varies from classification to classification.[1][2][3]

References

  1. 1 2 Arkell, W.J.; Kummel, B.; Wright, C.W. (1957). Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Lawrence, Kansas: Geological Society of America and University of Kansas Press.
  2. ↑ Goniat- Tornoceratidae
  3. ↑ The Paleobiology Database Tornoceratidae
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