Trewavasia Explained

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.

Notes and References

1. L. Taverne . L. Capasso . 2014 . Ostéologie et phylogénie des Coccodontidae, une famille remarquable de poissons Pycnodontiformes du Crétacé supérieur marin du Liban, avec la description de deux nouveaux genres . Palaeontos . 25 .
2. Sepkoski . Jack . A compendium of fossil marine animal genera . Bulletins of American Paleontology . 363 . 1–560 . 2002 . 2009-02-27 .