FAMILY CYPRINIDA — HYDRARGIRA. * 221 
s 
tips reaching halfway to the base of the ventrals. Ventrals long, narrow and pointed, of six 
rays ; their tips reaching to a little beyond the first anal ray. Anal narrow, higher than the 
dorsal, of ten rays; the first two short and simple, the remainder articulated and branched: 
Caudal long and rounded. 
Color. This appears to have been olive-brown, with numerous transverse bars across the 
body and tail. A distinct black line in the course of the lateral line. Across the tail, on each 
side, about one-tenth of an inch from the base of the caudal fin, is a broad black bar, which 
appears to have been bordered with lighter in the recent specimen. Fins light olive-brown. 
Length, 2°5. Depth, 0°4. 
Pin:tays; Di 1d; Pets; Vase57As 1037 C2) = 
I have seen larger specimens, measuring 3°5 in length, with a depth of 0°6. For an op- 
portunity of describing this species, I am indebted to Mr. Z. Thomson, of Burlington, Ver- 
mont, who has kindly favored me with other species. 
« 
(EXTRA-LIMITAL.) 
H. ornata. (Lesurvr, Ac. Sc. Vol. 1, p. 131.) Lower jaw short and curved. Back elevated. Dorsal 
clear blue, with yellow spots, and a larger deep blue spot. Sides blue, with sixteen transverse, sil- 
very stripes. D. 11; A. 12. Length 3 inches. Delaware river. 
H. nigrofasciata. (Iv. Ib. p. 183.) Dorsal and anal long and narrow. Fifteen black transverse 
bands; reddish yellow above. Caudal slightly rounded. Length 2-3 inches. Salt marshes, 
Newport, R. I. 
Genus Morines1a, Leswewr. Anal between the ventrals, and under the dorsal. Teeth as in Fundulus. 
Branchial rays four or five. 
M. latipinna. (Les. Ac. Sc. Vol. 2, pl. 3, fig. 1.) Reddish. Dorsal large and long, prolonged be- 
hind, in height equalling the depth of the body. Length 21 inches. Ponds, Louisiana. 
