102 THE CYPRINODONTS. 



Form rather stouter than that of F. diaphanus, and somewhat more com- 

 pressed. Depth, or length of head, three elevenths of the length to the 

 caudal. Head narrow forward, crown slightly convex. Snout nearly twice 

 as lono- as the eye, blunt. Eye almost twice in snout, about one fifth of head, 

 one half of forehead across the eyes. Mouth medium, oblique, with consid- 

 erable lateral development. Teeth conical, in bands, outer series larger, 

 hooked. Origin of dorsal midway between front of eye and tip of tail, 

 or midway between head and base of caudal. Anal origin a little farther 

 back than that of dorsal, tip of fin reaching nearer the caudal ; oviduct 

 extended upon the anterior ray; ventrals short, not reaching anal. Pec- 

 torals not reaching bases of ventrals. Caudal medium, subtruncate. Scales 

 smaller than those of F. diaphanus, harsh. 



Ashy brown or grayish, lower surfaces silvery, upper brown. "With 

 about sixteen narrow bands of brown across the sides, and one or more 

 fainter ones across the caudal. A dark streak on the operculum, behind the 

 eye. A dark spot at the origin of the dorsal. 



Fort Defiance, New Mexico. 



Pundulus diaphanus. 



Plate II. Fig. 7, teeth. 



Eydrargira diaphana Les., 18] 7, J. Phil. Ac, I, 130 ; DeK., 1840, G. Surv. N. Y., extr. p. 29, — 1842, 

 N. Y. Fish, 219. Hyirargyra diaphana Rich., 1837, Rep. 6 Brit. Assoc, 213; Stor., 1846, Syu., 181,— 

 Mem. Am. Ac, II, 433. 



Hydrargira multifasciata Les., 1817, J. Phil. Ac, I, 131 ; DeK., 1840, N. Y. G. Suit., 29,-1842, 

 N. Y. Pish, 220. Hydrargyra multifasciala Rich., 1837, Rep. 6 Brit. Assoc, 213 ; Stor ,1846, Syu., 181,— 

 Mem. Am. Ac, II, 433. 



Fundulus diaphanus Bd., 1855, Niuth Rep. S. I., extr. p. 29 ; Gill, 1861, N. A. Pisli, 52 ; Nels., 1876, 

 B. I. Lab., L No. 1, 42 ; Jor. & C., 1877, B. Buf. Soc, III, 141 ; Jor., 1878, B. U. S. G. Surv., IV, 433, — 

 B. 2 L Lab., 51, — 1887, R. U. S. P. Com., 837; Porb., 1878, B. I. Lab., I, No. 2, 78, 85,-1883, No. 6, 

 71, 93 ; Cope, 1880, B. 20 U. S. Mus., 32 ; Jor. & G., 1882, B. 16 U. S. Mus., 334 ; Bean, 1884, P. U. S. 

 Mus., VL 366,-1889, B. U. S. P. Com., VII, 132, 148,-1892, P. U. S. Mus., XIV, 92 ; Crag., 1885, 

 B. Wash. Lab., I, 110; Meek, 1889, Ann. N. Y. Lye, IV, 310; McC, 1892, B. 2 Ob. Coll. Lab., 23; 

 Smith, 1892, B. U. S. P. Com., X, 65, pi. 19, fig. 2-3. 



Fundulus muUifasciatus Val., 1846, C. V. Poiss., XVIII, 200 ; Bd., 1855, Ninth Rep. S. I, extr. p. 30, 

 — 1873, R. U. S. P. Com., I, 826; Blkr., 1860, Cypr., 486; Gill, 1861, N. A. Pish, 52,-1873, N. A. 

 Fish, 31; Put., 1863, B. M. C. Z., 7 ; Cope, 1865, P. Phil. Ac, 78; Gthr., 1866, Cat., VI, 324; Stor., 

 1867, Mass. Pish, 130, pi. 23, fig. 2; Jor., 1874, Ind. Pish, 32, — 1S78,B 2 I. Lab., 52 ; G. & B., 1879, B. 

 Ess. Inst., XI, extr. p. 22. 



Fundulus pisculentus Val., 1846, C. V. Poiss., XVIII, 190. 



Hydrargyra swampina Val., 1846, C. V. Poiss., XVIII, 203. 



Fundulus swampinus Gthr., 1866, Cat., VI, 323. 



Fundulus {Hydrargyra) swampina Jor. & G., 1882, B. 16 U. S. Mus., 332. 



Fundulus menona Jor., 1877, P. Phil. Ac, 68, — 1878, Man. Vert., 263, — B. U. S. G. Surv., IV, 433 ; 

 Jor. & G., 1882, B. 16 U. S. Mus., 335. 



Fundulus diaphanus menona Everm. & J., 1889, P. U. S. Mus., XI, 55 ; Boll., 1890, B. U. S. P. Com., 

 VIII, 223; Eig., 1894, R. Ind. Biol. Surv., 94. 



