[Neoselachii] Compagno, 1977 - modern sharks and rays see Infraclass Elasmobranchii Bonaparte, 1838 Order Carcharhiniformes Compagno, 1973 - ground sharks Family Triakidae Gray, 1851 - houndsharks Genus Mustelus Linck, 1790 - smoothhounds Mustelus californicus Gill, 1864 - gray smooth-hound