120 THE CYPRINODONTS. 



section, two sevenths of the length to the base of the caudal, almost equal 

 greatest depth of body. Snout short, hardly as long as the eye, broad, very 

 blunt ; chin steep. Mouth wide ; lower jaws little longer, firmly joined ; ujjper 

 shorter, protractile. Teeth conical, sharp, hooked, outer series larger. Eye 

 large, little if any longer than the snout, two thirds of the forehead, two 

 sevenths of the head. Dorsal origin nearly midway from occiput to tip of 

 caudal, hardly as far forward as first anal ray, hind end of base a trifle 

 farther back than that of anal. Ventrals small, not reaching anal. Pec- 

 torals small, hardly reaching bases of ventrals. The length of the caudal 

 pedicel from the origin of the dorsal to the bases of the median caudal rays 

 is about the length of the head ; the depth is two thirds as much. Caudal fin 

 nearly as long as the head, rounded. Genital tube of female extended 

 a little in front of the anal, the anterior rays of which have a fold at each 

 side of their bases. 



Olivaceous, yellowish, golden or reddish, to brownish or blackish ; back 

 and top of head darker ; opercle silver3^ With or without eight to sixteen 

 vertical bars of brown on the flanks. Dorsal, anal, and caudal plain, or 

 clouded, or having more or less regular transverse series of dots. Some 

 specimens have a light streak on each scale, forming longitudinal streaks on 

 the flank. Many are freckled with golden, silvery, or light colored scales, in 

 cases forming lines. Others have freckles of brown, on single scales, scat- 

 tered over the body. Rarely a silvery band passes back from the opercles 

 Frequently a light spot is present on the crown. A few are profusely 

 blotched with black or brown. Occasionally indications of darker longi- 

 tudinal bands are present. Reaches three inches and a half, or moi'e. 



The Carolinas to Texas. 



Zygonectes Nottii. 



Plate I. Fig. 10, 13, teeth; Plate X. Fig. 1-9. 



Zygonectes Nottii Ag., 1854, Am. Jour. Sci., XVII, 353, —Fish. Tenn. Riv., 15; Blk., 1860, Cypr., 

 485; Jor.,1876, Man. Vert, 252; Jor. & C, 1877, B. Buf. Soc, 111,142 ; Jor. & B.,1S78, B. 12TJ. S.Mus., 

 31, 48; Jor. & G., 1882, B. 16 U. S. Mus., 341 ; Hay, 1886, P. U. S. Mus.,VIII, 557; Gilb., 1890, B. U. 

 S. F. Com., YIII, 227 ; Woolm., 1892, B. U. S. F. Com., X, 301. 



Zygonectes Qlicristiiis) Nottii Jor., 1878, Man. Vert., 264, — B. U. S. G., Sur., IV, 433. 



Zygonectes liiieolatits Ag-, 1854, Am. Jour., 353, — Fisli. Teun. R., 15 ; Blk., 1860, Cypr,, 485. 



Zygonectes gtittatus Ag., 1854, Am. Jour., 353, — Fish. Tenn. B., 15; Blk., 1860, Cyfr., 485 ; Jor. & 

 C, 1877, B. Buf. Soc, III, 142 ; Jor. & B., 1878, B. 12 U. S. Mus., 48 ; Jor. & G., 1882, B. 16 U. S. Mus., 

 341; Gilb., 1891, B. TJ. S. F. Com., IX, 158. 



Zygonectes (Micristius) guttatus Joi., 1878, B. TJ. S. G. Sur., IV, 433. 



Zygonectes dispar kz; 1854, Am. Jour., 353, — Fish. Tenn. R., 15 ; Blk., 1860, Cypr., 485; Nels., 



