t^RCID^. lot 



the typical species,'' Williamson and Osburn, 1897; headwaters of 

 Wabash river at Celina, Wolf creek near Dayton, brooks tribu- 

 tary to North Fork of Licking river near Newark, R. C. Osburn, 

 1899 ; Breakneck creek at Kent, tributaries of Grand river at 

 Painesville, R. C. Osburn, 1900. 



Etheostoma tippecanoe Jordan and Evermann. 



Head 3^ to 4 1 /; depth 4% to 4^; eye small, 4% in head. D. XII-12; 

 A. II, 7; scales 5 or 6-46 to 50-8; lateral line straight, developed on only 

 about 30 scales. Body compressed, caudal peduncle deep. Head rather 

 small, little compressed; mouth large, terminal, oblique, the lower jaw some- 

 what included; gill membranes scarcely connected. A small, well defined, 

 black humeral scale. Cheeks, throat and breast naked; opercles scaled. 

 Color in life, dark olive green, strongly tinged with yellow, especially pos- 

 teriorly, passing into greenish yellow on belly; about 14 narrow, well defined, 

 greenish black vertical bands encircling the body posteriorly; breast deep 

 blue-black, the color extending forward on the throat and backward on the 

 ventral fins; dorsal and anal fins golden yellow, pigmented with blue-black; 

 pectorals plain golden yellow; ventrals golden yellow, blue-black at base. 

 Female paler, no high colors, dark markings less distinct. Length \}i 

 inches. 



In Ohio this exceedingly rare darter has been taken only in 

 Franklin County. Four specimens were taken by Mr. K. B. 

 Williamson and the writer, one in the Olentangy river at Colum- 

 bus, in September, 1896, the other three in Big Walnut creek 

 near L,ockbourne, on June 26, 1897. The species was taken in 

 very swift ripples. 



Etheostoma flabellare Rafinesque. Fan-Tailed Darter. 



Head 3^ to 4; depth 4^ to 6; eye 4 to 5. D. VIII-12 to 14; A. II, 7 to 

 9; scales about 9-50-14. Body slender, compressed. Head long and pointed; 

 snout not decurved, mouth very oblique, lower jaw projecting; gill mem- 

 branes well connected. Fins all low, the first dorsal notably so, and, in the 

 male, the spines tipped with fleshy knobs; caudal large, rounded. Head 

 entirely naked; a narrow, bare strip along base of spinous dorsal. Color 

 very dark olivaceous, forming vertical bars on sides; each scale with a dark 

 center; dark humeral spot conspicuous; dorsal and caudal fins barred with 

 black. Some Ohio specimens approach the variety lineolatum, characterized 

 by distinct longitudinal lines along the rows of scales. Length 2^ inches. 



A common species in the clear, rapid streams of the state, 

 found especially on ripples. Hamilton County, ' ' common in 

 East Mill creek," Henshall, 1888; L,orain County, "rare, 



