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]
| Linguatornoceras Temporal range:
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|---|---|
Scientific classification 
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| 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
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| Species | |
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References
edit- ^ a b "Goniat database - Genus Linguatornoceras". Retrieved 2017-12-16.
- ^ 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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