49. CYPRINODONTID^ FUNDULUS, 335 



dd. Cross-bars silvery. 



e. Tcetli in bands, the onter not enlarged. 



540. F. mciBOlia. Jordan & Copelaud. 



Body eloDgate, slightly compressed, not elevated; head long and large, 

 rather narrow above, the interorbital space half wider than eye, which 

 is 4 in head. Dorsal moderate, inserted in advance of the anal, which 

 is short and deep; paired fins short; vent midway between eye and base 

 of candal. Color ((?) dark olive brown, with about 16 shining, silvery, 

 vertical bands, whi(;h are narrower than the dark interspaces; the inter- 

 spaces broadest behind; fins plain; teeth pointed, curved, outer little 

 enlarged. Head 3|; depth 5. D. 12; A. 10; B. 5; scales 48-12. L. 

 3.} inches. Rock Biver, Wisconsin. 



(Jordan & Copeland,. Proc. Acad. Nat. Sci. Phila. 1S77, 03.) 



re. Teeth in about two series, the outer enlarged. 



atl. F. n«liBiia J. & G. nom. sp. nov. 



Body short, deep, and compressed; head moderate, broad, and flat 

 above, the interorbital space rather more than half greater than the 

 width of the eye; eye 4 in head; dorsal and anal fins rather large; dor- 

 sal inserted ahiiost exactly over fiont of anal ; teeth mostly in two series, 

 The outer very strong; vent midway between eye and base of caudal; 

 scales small, closely imbricated. Color olivaceous, with 15 to 20. silver 

 cross-bars, almost as wide as the interspaces posteriorly, wider than the 

 interspaces anteriorly, extending over the belly and joining their fellows 

 on the opposite side; the bands variable, but usually wider and more 

 crowded than m F. menona ; fins plaui. Head 3|; depth 4. D. 13; 

 A. 11; scales 44-15. L. 2 inches. Coast of Texas, ascending streams; 

 our specimens from the Rio Grande. 



{^ Adinia mnltifasdata Girard, Pi-oc. Acad. Nat. Sci. Phila. 1859, 117: FunduJus zclmi 

 Jordan, Bull. U. S. Geol. Surv. Terr, iv. No. 2, 1878, (564. Not Jli/drcmjyra nmUifasciaia 

 Lc Sueur, nor Hydra rfn/ra zebra Grd., nor Fnnduhis zebra Dekay.) 



cc. Scales I'ather large, less than 40 in a longitudinal series. 



/. Males with 9 or 10 silvery cross-bars; females with black vertical stripes; fins 

 plain. 



542. F. BBD^rofasciatsis (Le S.) C. & V. 



Body rather sbort and deep; head rather long and depressed; the 

 snout obtuse, a slight angle being formed above the eye; dorsal mod- 

 erate, well back; anal short and deep; eye longer than snout, 1.;^ in 

 interorbital space, 3.\ in head. Olivaceous above, silvery below ; tins 

 in both sexes immaculate; males with 9 or 10 very distinct silvery 



