CHECK-LIST OF NORTH AMERICAN FISHES. 291 



Subgenus TRUTTA Linnaeus. 



Truttw LinnseiTS, Syst. Nat., ed. x, 308, 1758 (trutta, etc. : " Truttw corpore varie- 

 gato"). 



797. Salmo mykiss Walbaum. Cut-throat Trout; Mykiss. 



Lower Columbia to British America, Alaska, and Kamchatka. 

 Salmo mijkiss Walbaum, Artedi Pise, alt, 1792, Kamchatka ; based ou Mykiss of 

 Peuuaut. 



797a. Salmo mykiss clarkii (Richardson). Columbia liiver Trout. 

 Puget Sound to Elk River, Humboldt County, California. 

 Salmo clarkii Richardson, Fauna Bor.-Amer., iii, 225, 1836, Cathlai^ootl River. 



797b. Salmo mykiss lewisi (Girard). Yellou'stone Trout; Cut-throat Trout. 



Snake River basin above the Shoshone Falls, through Two-Ocean Pass to the 

 headwaters of the Yellowstone and other athueuts of the ujiper Missouri ; 

 Yellowstoue Lake. 

 Salar lewisi Girard, Proc. Ac. Nat. Sci. Phila. 1856, 219, Falls of Missouri River. 



797c. Salmo mykiss gibbsii (Suckley). 

 Middle Columbia River basin. 



Salmo gibbsii Suckley, Ann. Lye. Nat. Hist. N.Y.,vii, 1858, 1, Fort Dalles, Ore- 

 gon. 



797d. Salmo mykiss henshawi (Gill & Jordan). Lake Tahoe Trout; Silver Trout; 

 Truckee Trout. 



Basin of the post-Tertiary Lake Lahontan; Lake Tahoe, Pyramid Lake, 

 Webber Lake, Donner Lake, Independence Lake, Truckee River, Hum- 

 boldt River, Carson River, and most streams of the eastern slope of the 

 Sierra Nevada; also the headwaters of Feather River, west of the Sierra 

 Nevada, probably introduced from Nevada. 



Salmo henshawi Gill & Jordan, in Jordan, Man. Vert., ed. 2, 358, 1878, Lake 

 Tahoe. 



797e. Salmo mykiss virginalis (Girard). Trout of Utah Lake. 



Lakes and streams west of the Wasatch range, especially in Bear, Provo, 



Jordan, and Sevier rivers, and iu Utah Lake. 

 Salar virginali^i Girard, Proc. Ac. Nat. Sci. Phila. 1856, 220, Utah Lake. 



797f. Salmo mykiss spilurus (Cope). Bio Grande Trout, 



Upper Rio Grande and southward into the mountains of Chihuahua. 

 Salmo .spilurus Cope, Hayden's Geol. Surv. Mont, for 1871 (1872), 470, Sangre 

 de Cristo Pass, Colorado. 



797g. Salmo mykiss pleuriticus (Cope). Colorado River Trout. 

 Colorado River basin. 



Salmo pleuriticus Cope, Hayden's Geol. Surv. Mont, for 1871 (1872), 471, 

 headwaters of Green River, Wyoming. 



797h. Salmo mykiss bouvieri (Beudire). Waha Lake Trout. 

 Waha Lake, Washington. 



Salmo purpuratus bouvieri Beudire, in .Jordan & Gilbert, Synopsis, 315, 1883, 

 Waha Lake, Washington. 



797i. Salmo mykiss stomias (Cope). Greenback Trout. 

 Headwaters of Arkansas and Platte rivers. 



Salmo stomias Coi^e, Hayden's Geol. Surv. Wyo. for 1870(1871), 433, South 

 Platte River, locality unknown. 



797j. Salmo mykiss macdonaldi Jordan & Evermauu. Yellow-Jin Trout. 



Twin Lakes, tributary to the Arkansas River, near Leadville, Colorado. 

 Salmo mykiss macdonaldi .Jordan & Evermann, Proc. U. S. Nat. Mus. 1889 

 (1890), 453, Twin Lakes, Colorado. 



798. Salmo gairdneri Richardson. Steelhead; Hardhead; "Salmon Trout." 



Coastwise streams from Santa Ynez Mountains, San ta Barbara Countj-, north- 

 ward to British Columbia, west of the Sierra Nevada and Cascade 

 Range; especially abundant in the lower Columbia, ascending Snake 

 River as far as Auger Falls and headwaters of Salmon River, Idaho. 



Salmo gairdneri Richardson, Fauna Bor.-Amer., ill, 221, 1836, Columbia River 

 at Fort Vancouver, Washington. 



