Jordan and Evermann. Fishes of North America. 225 



River, Fraser River, etc. ; ascending the Columbia and tributaries as far 

 as Missoula, Montana, and the Great Shoshone Falls in the Snake, (Ever- 

 maim), also everywhere in the Sacramento, San Joaquiu, Salinas, and 

 other lowland rivers of California. Common ; used as food. 



Cijprbms (Lenciscm) oregonensis, RICHARDSON, Fauna Bor.-Amer., HI, 305, 1830, Columbia River. 

 Gilagrandis, AYRES, Proc. Ac. Nat. Sci. Cal., 1854, 18, San Francisco. 

 PtycAodheikttfiMyor, AGASSTZ, Amer. Journ. Sci. Arts, 1855, 229, San Francisco. 

 Ptychocheilus gracilix, AGASSIZ, Amer. Journ. Sci. Arts, 1855, 229, Willamette Falls. 

 Ptychochcilns oregonensis, GIRARD, Pac. R. R. Surv., 298, 1858 ; JORDAN & GILBERT, Synopsis, 236, 



1883 ; EVERMANN, Bull. H S. Fish Comm., xr, 1891, 43, pi. 19, fig. 3. 

 Ptychocheilus rapax, GIRARD, Proc. Ac. Nat. Sci. Phila., 185G, 209, Monterey, California. (Coll. 



Trowbridge.) Large specimens with deep body (depth 4%) and scales before dorsal crowded, 



49 in number GIRARD, Pac. R. R. Surv., x, 300, 1858 ; JORDAN & GILBERT, Synopsis, 226, 



1883. 



Leucivus oregonensis, GUNTHER, Cat., vn, 239, 1868. 

 Plychocheihif. grandi*, GIRARD, Pac. R. R. Surv., x, 300, 1858. 

 Leuciscus grandis, GUNTHER, Cat., vn, 239, 1868; in part; perhaps mixed with P. harfordi. 



358. PTYCHOCHEILUS HARFORDI, Jordan & Gilbert. 



Head 4 ; depth 5f. D. 8; A. 7; scales 17-90 to 95-9; teeth 2, 5-4, 2. Form 

 of P. oregonensis, but more slender, the lateral line similarly much decurved, 

 but scales smaller. Caudal less deeply forked ; pectoral longer, reaching ;| 

 distance to ventrals. Maxillary 2f in head, reaching just past front of 

 eye. Length 18 inches or more. Lower Sacramento River, with P. ore- 

 yonensis, but much less common in the markets; possibly only the extreme 

 variation of that species. (Named for W. G. W. Harford, curator of the 

 museum of the California Academy of Sciences, now of the University of 

 California. ) 



Ptychochilus harfordi, JORDAN & GILBERT, Proc. U. S. Nat. Mus., 1881, 72, Sacramento River. 

 (Type, No. 27246. Coll. Jordan & Gilbert.) JORDAN & GILBERT, Synopsis, 226, 1883. 



359. PTYCHOCHEILUS LUCIUS, Girard. 



("WHITE SALMON" OF THE COLORADO.) 



Head 3; depth 5| ; eye small, 2 in snout, 7 in head. D. 9 ; A. 9; lateral 

 line 83 to 87 ; teeth 2, 4-5, 2. Vertebrae 45 or 46. Body slender, elongate, 

 with long, slender, depressed head; the form and general appearance 

 being that of P. oregonensis. Maxillary reaching past anterior margin of 

 the eye, 2f in head. Lateral line very strongly decurved. Fins moderate. 

 Scales very small. Coloration plain, darker above, the young always 

 with a black caudal spot and with a faint pale lateral band below a 

 darker one. Length 5 feet. Colorado basin, very abundant in the river 

 channels as far north as the base of the Rocky Mountains in Colorado. 

 (Uncompabgre River at Delta.) The largest of the American Cyprinidw, 

 reaching a weight of 80 pounds, and having considerable value as a food- 

 fish. Known locally as ''Salmon." (ludus, pike.) 



Ptychocheilus Indus, GIRARD, Proc. Ac. Nat. Sci. Phil., 1856, 209, Rio Colorado. (Coll. A. Schott) 

 Mex. Bound. Surv., Ic'jth., 65, 1859 ; JORDAN & GILBERT, Synopsis, 227, 1883. 

 F. N. A. 16 



