Subphylum Vertebrata Superclass Osteichthyes Rank Species | Phylum Chordata Infraphylum Gnathostomata | |
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Trewavasia carinata is an extinct pycnodontid that lived during the lower Cenomanian of what is now Lebanon. It had a large, forward-pointing horn-like spine between its eyes, and a massive stump-like spine emanating from the back of its head. T. carinata is closely related the genera Corusichthys and Hensodon, as well as Coccodus.
References
Trewavasia Wikipedia(Text) CC BY-SA