Linguatornoceras
Temporal range:
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: †Ammonoidea
Order: †Goniatitida
Family: †Tornoceratidae
Subfamily: †Tornoceratinae
Genus: †Linguatornoceras
House, 1965[2]
Type species
Goniatites retrorsus lingua
Sandberger & Sandberger, 1851
Species
  • L. clausum Glenister, 1958
  • L. guestfalicum Frech, 1897
  • L. haugi Frech, 1902
  • L. lingua Sandberger, 1851
  • L. pompeckji Wedekind, 1918
  • L. yudinae Becker, 2000

Linguatornoceras is genus of ammonoids that lived during Devonian period. Animals belonging to this genus had discoidal shells with no umbilicus and moderately high aperture. On the venter, conch is rounded or flattened. There might be ventro-lateral grooves and constrictions. Growth lines are biconvex. Suture has deep adventitious lobe which is closely tongue-shaped and subacute. Their fossils were found in Australia, Germany and Russia.[1]

References

  1. 1 2 "Goniat database - Genus Linguatornoceras". Retrieved 2017-12-16.
  2. ↑ House, M. R. (1965). "A Study in the Tornoceratidae: The Succession of Tornoceras and Related Genera in the North American Devonian". Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 250 (763): 79–130. doi:10.1098/rstb.1965.0021.


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