60 THE FISHES OF OHIO. 



which are visible externally. Color olivaceous above, pale and silvery on 

 sides and below; a dark vertebral line and sometimes an indistinct, dark 

 lateral band. Fins all plain. Length 3 to 5 itiches. 



Distributed throughout the state, a very common species, less 

 abundant in the lake than in the Ohio river drainage. " Abund- 

 ant in most streams tributary to the Ohio," Jordan's Report ; 

 Hamilton County, " abundant in Little Miami river and tribu- 

 taries," Henshall, 1888; Lorain County, "taken once in Black 

 river," McCormick, 1892 ; the Maumee river system in Ohio 

 except at the following places : Maumee river at Cecil, Tiffin 

 river at West Unity and Brunersburg, Auglaize river at Wapa- 

 koneta and Lost creek at Lima, Kirsch, 1893 ! Franklin County, 

 every stream, generally abundant, June 15 given as a breeding 

 date, Williamson and Osburn, 1897 ! Big Jelloway creek system, 

 Knox County, "taken in every stream, abundant," Parker, 

 Williamson and Osburn, 1898 ; Ohio river and Ice creek at 

 Ironton, Huron river at Milan, Wabash river at Celina, Stillwater 

 and Wolf creeks at Dayton, North Fork of Licking river at 

 Newark, R. C. Osburn, 1899 ; Niggermill Run and Mahoning 

 river, K. B. Williamson, 1900 ; Cuyahoga river at Hawkins, 

 Chippewa lake, Grand river at Painesville, Chagrin river at 

 Willoughby, Wheeling creek at Bridgeport, Ohio river and 

 McMahon's Run at Bellaire, Licking reservoir, R. C. Osburn, 

 1900. 



Genus: Rhinichthys. 

 Key to Species. 



A. Snout long and prominent, projecting much beyond the mouth, barbel evident, no 

 distinct, black lateral band. — cataractce. 



AA. Snout shorter, little projecting, barbel small, but always present; a distinct, black 

 lateral baud. — atronasus. 



Rhinichthys cataractae (Cuvier and Valenciennes). 

 Long-nosed Dace. 



Head 4; depth 5; eye 2 in snout, 5 in head. D. 8; A. 7; scales small, 

 14-65-8; teeth 2,4-4, 2 - Resembling R. atronasus, from which it is dis- 

 tinguished by the longer head, by the prominent overhanging muzzle, much 

 longer than in atronasus, hy the longer barbels and by the absence of a dis- 

 tinct, dark lateral band. Color dark-brownish olive above, sometimes 

 slightly mottled; paler below; a dark spot on opercle, but no distinct band 

 through eye or along side. Length 5 inches. 



