84 CHECK LIST OF FISHES OF THE DOMINION. 



316. Stizostedion canadense C. H. Smith. (Plate X, figures 114 and 115). 



Sauger. 



Lacustrine and fluviatile. 



Provinces of Ontario and Quebec: distributed under one or two varieties* from the St. 



Lawrence River and its tributaries westward, and embracing Manitoba, and perhaps 



Saskatchewan, to Montana, and southward to Arkansas. 



317. Perca flavescens Mitchill. (Plate X, figures 116 and 117). 

 Yellow Perch: American Perch. 



Lacustrine and fluviatile. 



Widely distributed in British North America from the Atlantic sea-board to Saskatchewan, 

 and in the United States from Maine to the upper Missouri Valley, and extending south- 

 ward to North Carolina. 



318. Percina caprodesf Rafinesque. 

 Log Perch. 



Lacustrine and fluviatile. 



Extends from the Province of Quebec through the St. Lawrence River and Great Lakes 



region, westward to Lake Superior and Iowa, and southward to the Rio Grande and 



State of Mississippi. 



319. Hadropterus aspro Cope and Jordan. 

 Black-sided Darter. 



Fluviatile: frequenting clear gravelly streams. 



Ranges from the Great Lakes region westward to Manitoba and the Missouri Valley and 

 southward to Arkansas. 



320. Hadropterus giintheri Eigenmann and Eigenmann. 

 Gunther's Darter. 



Fluviatile and lacustrine. 



Manitoba to Iowa: presumably Fort Gratiot, Lake Huron, Michigan, opposite Point Ed- 

 ward, Ontario (Girard, 1859, as Alvordius maculatus) .% 



• 



321. Cottogaster copelandi putnami§ Jordan and Gilbert. 



Putnam's Darter. 



Lacustrine and fluviatile. 



Ranges from Lake Champlain to Lake Huron. 



322. Cottogaster shumardi Girard. 

 Shumard's Darter. 

 Fluviatile. 



Possibly to be found in Ontario waters: "Michigan to Ohio, Indiana, and Illinois, and 

 southward to Kentucky and Arkansas" (Jordan and Evermann). 



*Three varieties of this species have been distinguished : the typical form and S. c. griseum and S. c. boreum. 



•(•Two varieties of this species have been distinguished: the typical form and P. c. zebra. 



J" Alvordius maculatus is more likely to be Hadropterus giintheri than H. aspro, as Girard describes it as having 

 the head scaleless. Perhaps both are varieties of one species." Jordan and Evermann. 



.§ Questionably distinct from the ordinary C. copelandi. 



