49. CYPKINODONTID^ FUNDULUS. 337 



g. Bnmcliiostcgals 5; sjjots in regular scries. 



544. F. caJenatias (Storer) Gthr. — Stud-fish. 



Similar in form to F. steUifcr, but larger, with lower fins and difter- 

 cnt coloration ; dorsal and anal fins even in the males, IVilling short of 

 the caudal ; color bluish or greenish, with a round orange spot (in the 

 male) on each scale, thus forming series of regular lines of dots ; females 

 with smaller brown spots on the scales, also forming lines. Anal 

 l)rickly in spring males. Teeth in broad bands, the outer somewhat 

 enlarged. Head 4; depth 4i-5. D. 14; A. 15; Lat. 1. 50. L. C or 7 

 inches. Tennessee and Cumberland Rivers, locally abundant, one of 

 the largest and handsomest of the Cyprinodonts. 



{Pccdlia catenaia Storer, Synopsis Fish N. A. 184G, 430 ; G iinther, vi, 322 ; Cope, Joum. 

 Acad. Nat. Sci. Phila. Ib63, 23S: Xenisma catcnala Jordan, Ann. Lye. Nat. Hist. N. 

 Y. 1870, 3-22.) 



gg. Brancliiostegals 4 ; spots irregular. 



545. F. steBBifer Jordan. — Spotted Stud-fish. 



Body rather long, somewhat compressed. Head broad and flattened 

 above, in the usual fashion. Eye large, about 4 in head. Scales closely 

 imbricated, deeper than long. Dorsal fin beginning slightly behind 

 anal, its last rays in the adult males highly elevated, reaching the 

 base of caudal, their height equal to the depth of the body; anal sim- 

 ilar, more elevated in front and less so behind, the last rays falling just 

 short of caudal ; fins lower in females and young; pectorals reaching 

 ventrals, the latter to anal in the males. Teeth in a narrow band, the 

 outer somewhat enlarged, blunt and curved. Coloration brilliant; livid 

 blue above, somewhat silvery below; body and cheeks, with large, 

 bright dark orange spots, irregularly placed, not following the rows 

 of scales, and not always in the middle of the scales; these spots not 

 uniform in size; females with olive-brown spots horizontally, oblong 

 and smaller than the orange spots of the males and more regularly 

 placed; a blue loral blotch, with a green one below it; a pale yellow 

 blotch on the back in front of the dorsal, very conspicuous when the 

 first anal lay. Head 3^; depth 5. D. 13; A. 13; V.G; Lat. 1. 53. L. 

 fish is in the water, but fading in spirits. Oviduct not extending on 

 3-4 inches. Alabama River, in clear streams and springs; a beautiful 

 fish. 



{Xcnlsma stcUifcra Jordan, Ann. Lye. Nat. Hist. N. Y. 187G, 322.) 



Bull. Nat. Mus. Xo. IG 22 



