f 
210 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 
width. Dorsal fin slightly behind ventrals, nearer caudal than muzzle. 
Lateral line in the young running about half way to caudal, nearly com- 
plete, or wanting on some scales only in the adult. Olivaceous; a dark 
lateral band ; dark shades along the back ; males with the loral region 
and the bases of all the fins except the dorsal scarlet. Head 4L; depth 
5. D. 8; A. 7; scales 10-00-11; teeth 1, 4-4, 1. L. 4 inches. Utah 
to California ; very abundant in rock-pools. 
(Cope, Hayden’s Geol. Surv. Mont. 1871, 472 ; Jordan & Henshaw, Rept. Chief Eng. 
U. S. Geog. Surv. W. lOOth Jler. 1878, 191.) 
321. A. Eiubila (Grd.) Jor. & Gilb. 
This species is very similar to A. carringtoni, but in Girard’s original 
tyjies the head is quite slender, while in the latter species it is blunt 
and stout. Lateral line continuous, but broken and feeble posteriorly. 
Body stout. Mouth small, barbels small. Fins rather small. Color 
blackish, with a darker lateral shade. Head black above. Head 4J ; 
depth 4i. D. 8; A. 7 ; Lat. 1. 60. L. 4 inches. Washington Territory. 
{Argijreua nuhilus Girard, Proe. Acad. Nat. Sci. Phila. 185d, 186 : Argyrena nubilua 
Girard, U. S. Pac. R. R. Surv. x, 244.) 
322. A. vulneratii Cope. 
Body elongate. Muzzle obtuse, not iirojecting. Mouth inferior, hor- 
izontal, maxillary not reaching line of orbit. Eye as long as muzzle, 4 
in head. Dorsal fin behind line of ventrals, nearer caudal than snout. 
Barbels small. Olivaceous ; yellow below ; a blackish lateral band ; 
head blackish above; males with the chin red. Head 4^; depth 5i. 
D. 8 ; A. 7 ; scales 12-65-12 ; teeth 1, 4-4, 1. L. 21 inches. Utah to Cal- 
ifornia, Oregon, and Arizona; generally abundant in the mountain re- 
gion. 
(Cope, Hayden’s Geol. Surv. Mont. 1871, 473; Cope, vol. v, Zool. U. S. Geog. Surv. 
W. 100th Mer. 1876, 646; Jordan & Henshaw, Rept. Chief Eng. U. S. Geog. Surv. W. 
100th Mer. 1878, 191 : Tigoina rhinichthyoidea Cope, Hayden’s Geol. Surv. Mont. 1871, 
473: Apocope coiieai. Yarrow, vol. v, Zool. U. S. Geog. Surv. W. 100th Mer. 1876, 648.) 
323. A. hcnshavii Cope. 
Body rather elongate. Muzzle rather long, broad, obtuse, but over- 
hanging the mouth. Barbel small. Eyes small, high up, shorter than 
snout. Ventral fins reaching anal, but not reached by the pectorals; 
dorsal fins originating somewhat behind base of ventrals. Color pale, 
.with a few dark clouds on the sides and dark shades on head ; lower 
fins red at base; young with dark cross-streaks. Head 4i; depth 4L. 
D. 9; A. 7 ; scales 14-62-10; teeth 1, 4-4, 1. Utah and Idaho; abun- 
dant in .Provo Biver. Not very different from the preceding. 
{Ehinichthya henahavii Cope, Proc. Amer. Phil. Soc. Phila. 1874, 133; Cope, vol. v, 
Zool. U. S. Geog. Surv. W. 100th Mer. 645.) 
