31. CYPRINID/E SQUALIUS. 
237 
curve, ruiiniug iiiiusiially low. Yellowish; above dusky, with tlarker 
spots and narrow dark lines. Head 4J. D. 8 ; A. 8. Utah Basin ; ex- 
act locality not known. [Girard.) 
{TUjoma lineata Girard, Proc. Acad. Nat. Sci. Pliila. 1856, 206, and U. S. Pac. K. K. 
Surv. X, 292.) 
383. 8. gracilis (Grd.) J. G. 
Described as still slenderer and with still smaller scales than in S. 
lineatus. Lateral line little decurved. Snout subconical, rather short. 
Coloration jilain, dnsky above, paler below. D. 8 ; A. 7. Exact locality 
unknown; probably from Utah. [Girard.) 
(Tiffoma gracilis Grd. Proc. Acad. Nat. Sci. Pbila. 1856, 206.) 
384. 8. coiiforBnis (15. & G.) J. & G. 
Body robust, rather elevated. Head moderate, the mouth rather 
small, oblique, maxillaiy not quite reaching eye. Eye moderate, nearly 
5 in head. Dorsal tin considerably behind veutrals. Scales large. 
Lateral line decurved. Purplish brown above, yellowish below. Head 
34; depth 3^. D. 8; A. 8; scales 0-52-5; tbeth 2, 4- ?, ?. L. 4 inches. 
Tulare Valley, California. 
{Lavinia confer mis B. & G. Proc. Acad. Nat. Sci. Phila. 1854, 137 : Tigonia conformis 
Grd. U. S. Pac. R. R. Surv. x, 289.) 
385. 8. toacoSoa’ (Girard) ,1. As G. 
Body robust, heavy anteriorly, tapering backward. Head long. 
Mouth large, the maxillary reaching to the eye. Eye small, 6 in head. 
Scales rather large. Lateral line decurved. Dorsal hn inserted almost 
directly over ventrals. Pins rather small. Du.sky above, sides and 
below silvery. Head 3i| ; depth 3f. D. 8; A. 8; scales 13-04-0 ; teeth 
2, 5-5, 2. L. 12 inches. Khnnath Lake, Oregon. 
{Tigoma hicolor Grd. Proc. Acad. Nat. Sci. Phila. 1856, 206, and 17. S. Pac. R. R. 
Surv. X, 289.) 
386. 8. obesus (Grd.) .T. & G. 
Body short and compact, the caudal peduncle rather slender. Head 
small, the snout short and rounded. Month moderate, maxillary reach- 
ing to eye. Eye moderate, 4:| in head. Dorsal hn smaller than anal, 
nearly median. Scales moderate. Lateral line little dehected. Bluish 
gray above, yellowish below. Head 4^. D. 8 ; A. 9. Salt Lake A' alley. 
[Girard.) 
{Tigoma obesa Grd. Proc. Acad. Nat. Sci. Phila. 1856, 206, and 17. S. I’ac. R. R. Surv. 
X, 290.) 
