Question: Colter Falls is part of the Great Falls of the Missouri River where the Lewis and Clark Expedition was known to discover a freshwater fish of what order?
Sentence (from "Westslope cutthroat trout"): The westslope cutthroat trout ("Oncorhynchus clarki lewisi"), also known as the black-spotted trout, common cutthroat trout and red-throated trout is a subspecies of the cutthroat trout ("Oncorhynchus clarki") and is a freshwater fish in the salmon family (family Salmonidae) of order Salmoniformes.
Relevant evidence: Yes