Trewavasia carinata is an extinct pycnodontid fish in the family Coccodontidae[1] that lived during the lower Cenomanian of what is now Lebanon.

[2] 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.

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