  {{taxobox | name = cutthroat trout | image = trout cutthroat fish oncorhynchus clarkii clarkii.jpg | image_caption = coastal cutthroat trout, oncorhynchus clarki clarki, the type subspecies | image_width = | image_alt=drawing of two trout swimming | regnum = animalia | phylum = chordata | classis = actinopterygii | ordo = salmoniformes | familia = salmonidae | genus = oncorhynchus | species =  | binomial =  | binomial_authority = (richardson, 1836) | subdivision_ranks = subspecies | subdivision =  | synonyms=  |synonyms_ref = {{cite web|url=http://www.fishbase.org/nomenclature/synonymslist.php?id=2688&syncode=156254&genusname=on
Animals_described_in_1836 Cold_water_fish Fauna_of_the_Sierra_Nevada_(U.S.) Fish_of_North_America Fish_of_the_Pacific_Ocean Fly_fishing_target_species Oncorhynchus Symbols_of_Wyoming