300 Field Museum of Natural History — Zoology, Vol. VII. 



of eye 2.8 to 3.4; snout 2.8 to 3.7; teeth in jaws pointed, rather 

 weak; dorsal fin inserted behind ventrals; caudal fin rounded; cheeks 

 and opercles covered with large scales. 



Color light-olive, the males with about 10 narrow dusky trans- 

 verse bars, females with g or 10 brown wavy longitudinal lines; 

 adults of both sexes with a triangular bluish blotch below the eye. 



Length 2% inches. 



This small fish inhabits quiet waters from Northern Illinois to 

 Ohio and Mississippi. 



Fox Lake, Illinois; Wolf Lake, Rob}'', Indiana; Lagoon, Edge- 

 moor, Indiana. 



Fundulus notatus (Rafinesque). Top Minnow. 



Head 3.5 to 3.9; depth 4.4 to 5.3 ; D. 9; A. 11; scales 33 to 34. 



Body elongate, compressed posteriorly; head much depressed; 

 mouth moderate; maxillary 2.8 to 3.3 in head; upper jaw slighty 

 the longer; diameter of eye ■^.2, to 3.9; snout 2.8 to 3.4; teeth in a 



Fig. 56. Top Minnow. 



Fundulus notatus (Raf.) (After Forbes and Richardson.) 



broad band, the outer series considerably enlarged; dorsal inserted 

 behind ventrals; caudal fin rounded; cheeks and opercles covered 

 with large scales. 



Color brownish olive with a dark lateral band, which in males is 

 crossed with 16 or 17 obscure dusky bars; vertical fins itiore or less 

 speckled with dusky. 



Length 2>^ to 3 inches. 



This species ranges from Iowa to Michigan, Alabama, and Texas. 

 It usually swims near the surface in quiet clear waters. 



Fox River, Illinois; Chicago, Illinois; Hickory Creek, Marley, 

 Illinois; Hickory Creek, New Lenox, Illinois. 



