. "Salmoniformes" . . . "Chordata" . . . "Oncorhynchus" . "Salmonidae" . . "Actinopterygii" . . . . . "Animalia" . "Oncorhynchus clarkii" . "(Richardson 1836)" . . . . "Cutthroat Trout" . . . "Oncorhynchus clarkii (Richardson 1836)" . .