Their bodies were covered by large, heavy scutes. Typical of this species are narrow lower jaws with several series of teeth. If Cimolichthys existed, it would look like the pikes we see in freshwater lakes.
Silva, Hilda, and Valéria Gallo. "Taxonomic review and phylogenetic analysis of Enchodontoidei (Teleostei: Aulopiformes)." Anais da Academia Brasileira de Ciências 83.2 (2011): 483-511.