3o4 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 



ft Brancliiostegals 5. (Fiuiduhis.) 

 i. Dorsal long; its rays 16 or 17. 



537. F. scmiKOlls Girard. 



Body rather stout. Head subpyramidal, the snout tapering. Eye 

 4.} in Lead. Dorsal fin Ligli, its origin nearer apex of snout than origin 

 of caudal; anal deeper than long. Yentrals not reaching vent. Scales 

 deeper than long, of moderate size. Dark brown with large round 

 black spots, the spots corresponding to the scales, upon their line of 

 intersection. Dorsal and caudal spotted. Head 3|; depth 3|. D. 17; 

 A. 13;V. 6. Florida. (Girard.) 



(Girard, Proc. Acad. Nat. Sci. Pliila. 1859, 59; Giinther, vi, 325.) 



ih. Dorsal moderate, its rays 11-14. 



c. Scales rather small; more than 40 in a longitudinal series. 

 d. Cross-bars blackish. 



538. F. diapBmnus (Le S.) Ag.—Sprino Minnow. 



Body rather slender, not elevated, compressed posteriorly. Head 



moderate; quite flat above. Fins not large; dorsal and anal rather 



low; ventrals scarcely reaching vent in the females; somewhat longer 



in the males. General color olivaceous; sides silvery; 15-25 narrow, 



irregular blackish cross-bars on the sides; back always more or less 



spotted with blackish; fins nearly jdain. Teeth pointed, the outer 



not much enlarged. Head 4 ; depth 4*. Eye large, 3J in head. D. 



13; A. IL; Lat. 1. 40; L. transv. 12. L. 4 inches. Coasts, ascending all 



streams to their fountain heads. Abundant in various tributaries of 



the great lakes, Upper Mississippi, west to Colorado, and in ponds and 



streams of the Middle and Eastern States. 



{Rydrargyra diaphana Le Sueur, Journ. Acad. Nat. Sci. Phila. i, 1817, 130: Rydrarf/yra 

 muUifasciata Le Sueur 1. c. 131: Ftuidulns muUifasciatns Giinlher, vi, 3'24, and of most 

 writers; Jordan, Proc. Acad. Nat. Sci. Phila. 1877, 67.) 



539. F. coEiflmenttis Goode & Bean. 



Yellowish, with a longitudinal streak along each row of scales and 

 about 14 distinct irregular vertical dark bands. Head low, flat. Snout 

 not produced. luterorbital space 2 in length of head, eye 4 in head. 

 Origin of dorsal midway between tip of caudal and middle of eye. 

 First ray of anal under second of dorsal. Anal higher than long. 

 Scales crowded. B. probably 5. Head 3i; depth 3|. D. 10; A. 10; 

 Lat. 1. 45. Lake Monroe, Florida. (Goode (& Bean.) 



(Goode & Bean, Proc. U. S. Nat. Mus. 1879, 118.) 



