CYPRINIDA. 45. 
Genus: PIMEPHALES. 
Key to Spectes. 
A. Lateral line more or less incomplete; body very short and stout.— promelas. 
AA. Lateral line complete; body moderately elongate.— notatus. 
Pimephales promelas Rafinesque. FAT-HEAD. 
Head 4; depth 334 to 4; eye 4. D.I, 7; A. 7; scales 7 or 8-43 to 47-5 or 
6. Body very short and deep. Head short, everywhere convex, almost 
globular in adult males. Scales deep, closely imbricated; lateral line incom- 
plete. Color dark olivaceous above, paler below; a dark lateral band and 
caudal spot; dorsal fin with a dusky shade through it at the middle, Breed- 
ing males with the head nearly black, with tubercles on snout and lower 
jaw. Length 2% inches. 
Recorded by Kirtland. Given by Jordan as most abundant 
in small streams flowing into the Ohio ; Hamilton County, ‘‘ very 
abundant everywhere,’’ Henshall, 1888; Lorain County, ‘‘ not 
common, but found in most of the streams,’’ McCormick, 1892 ; 
Maumee river at Cecil, Lost and Gordon creeks near Cecil, Sugar 
creek at Lima, Kirsch, 1893; Knox County, Big Jelloway creek,. 
rare, Parker, Williamson and Osburn, 1898 ; Ohio river at Iron- 
ton, Wabash river at Celina, Stillwater and Wolf creeks near 
Dayton, R. C. Osburn, 1899; Niggermill Run at Salem, E. B. 
Williamson, 1900; Pippin lake, Cuyahoga river at Hawkins, 
Ohio river at Bellaire, R. C. Osburn, 1g00. 
Pimephales notatus (Rafinesque). BLUNT-NOSED MINNOW. 
Head 4%; depth 4% to 5; eye 4. D.I, 7 or 8; A. 7; scales 6—45-4, 22 in 
front of dorsal, much crowded and irregularly arranged anteriorly. Body 
rather elongate. Head moderate, the snout very blunt and convex; top of 
head depressed; mouth small, inferior, horizontal. Color olivaceous, some- 
times very dark; a black spot at base of dorsal fin in front. Males in breed- 
ing season with the head black or nearly so, and with about 16 large tuber- 
cles on the snout. Length 4 inches. 
This species is much more abundant than the preceding. 
‘* Swarms in all the streams of the state,’’ Jordan; Hamilton 
County, ‘‘ the most abundant minnow,’’ Henshall. 1888 ; Lorain 
County, ‘‘ very abundant in small streams,’’ McCormick, 1892 ; 
Kirsch records it for every stream of the Maumee river system 
explored in Ohio; Franklin County, ‘‘ our most abundant minnow,,. 
