40. CYPRINOBONTID^ FUNDULUS. 333 



aa. Males iind females with darlv cross-bars. 



5a4. F. i«i9iiili!<> (Baird & Girard) Gthr. 



Body moderately elongate. Head rather i)ointed and elongate, as 

 in F. majalis. Sexes similarly colored; both olivaceous above; the 

 sides silvery, with 10-15 dark vertical bars; males with an ocellated 

 spot on the last rays of dorsal. Ventral fins short ; insertion of dorsal 

 midway between front of orbit and end of caudal. Head 3^; depth 4. 

 JJ. 11; A. 8 or 9; Lat. 1. 33; L. transv. 13. Coast of Texas, ascending 

 streams. 



(Ilfidrarfjym nimilis Baird & Girard, Proc. Aca,d. Nat. Sci. Phila. 1853, 389: Ry- 

 clrarrijira .simiUs Girard, IT. S. Mex. Bound. Iclith. (58: Fiindulus simllis GUnther, vi, 323; 

 Jordan, Bull. U. S. Geol. Surv. Terr, iv, 400.) 



53.'>. F. zebra (Girard) Gthr. 



Body elongate, compressed, subfusiform, the back slightly arched. 

 Uead subpyramidal, very much depressed. Eye 4 in head. Fins mod- 

 erate; higher in the males than in the females. Scales smaller than in 

 F. simiUs and more closely imbricated. Olivaceous above, with a black- 

 ish spot upon each scale; sides yellowish, with narrow transverse 

 black bands or bars, about IC in number, more conspicuous in the males 

 than in the females, and extending from the back to the belly; inter- 

 spaces wider than the dark bars. Fins plain. Sexes similar. Head 

 3f. D. 13; A. 14. L. 3 inches. Rio Grande in ISew Mexico. (Girard.) 



(^Hydrargiira zebra Girard, Proc. Acad. Nat. Sci. Phila. 1859, 60; Giiuther, vi, 324. 

 Not of Dekay. ) 



aaa. Males without sharp markings; scales rough in spring. Females nearly plain. 



536. F. parvig>iQieBis Girard. 



Male, light olive green, mottled with darker; sides with silvery and 

 brassy lustre; lower parts yellow; about 20 short blacliisli cross-bars 

 along middle of sides, broader, plainer, and more closely set behind ; 

 sides and lins with dark i)oints; upper fins dull olive; lower yellow. 

 Female larger, olive green above, sides not barred, with an obscure 

 dusky lateral band on caudal peduncle. Fins plain. Fins very high 

 in the male, small in the female. Scales large; in the males in spring 

 roughened or ctenoid by small granulations and prickles, similar to the 

 nuptial excrescences of some Cyprinidce ^ tins also rough. Oviduct form- 

 ing a sheath at base of first ray of anal. Head 3i ; depth 3g. D. 13; 

 A. 11; Lat. 1. 38; L. transv. 12. L. 4 inches. Coast of California from 

 Point Coucepciou southward ; very abundant in bays and lagoons. 



(Girard, Proc. Acad. Nat. Sci. Phila. 1854, 154; Girard, U. S. Pac. K. R. Surv. x, 

 303; Giialher, vi, 319; Steiudachuer Ichth. Beitriigo, v, 155, 187(i.) 



