Fishes Class Elasmobranchii Bonaparte, 1838 see Subclass Elasmobranchii Bonaparte, 1838 Order Lamniformes Berg, 1958 - mackerel sharks Family Pseudocarchariidae Taylor, Compagno & Struhsaker, 1983 [monotypic] - crocodile sharks 1 Genus Pseudocarcharias Cadenat, 1963