26. Stizostethium vitreum (Mitch.) Jordan & Copeland. Wall-eyed 
Pike, Salmon, Dory, Glass-eye, Yellow Pike. (M. Y. 230 ; Stizos- 
tedium americanum Nelson, 36.) 
Generally abundant in the lakes and larger bodies of water, es- 
pecially northward. 111. R. at Peoria. 
var. salmoneum (Raf.) Jor. White Salmon, Blue Pike. (M. Y. 
230. Nelson, 36.) Ohio River and its larger tributaries. 
Family LABRACIDAL, (the Bass.) 
Genus ROCCUS, Mitchill. 
27. Roccus chry sops (Raf.) Gill. White Bass. (M. Y. 232; Nelson, 36.) 
Generally abundant in the larger streams' northward. Lake 
Michigan ; Quincy ; Henry. 
Genus MORONE, Mitchill. 
28. Morone interrupta Gill. Short-striped White Bass (M. Y. 232 : 
Nelson, 36.) Common in the southern half of the state in the larger 
streams. Illinois R. at Henry; Mackinaw Creek, McLean Co.; Cairo. 
Family CENTRARCHIDJE, (the Sun-fishes.) 
Genus MICROPTERUS, Lacepede. 
29. Micropterus pallid, us (Raf.) Gill & Jordan. Large-mouthed Black 
Bass, Oswego Bass (M. Y. 236 ; Micropterus nigricans Nelson, 36) 
Everywhere abundant, especially northward ; found in sluggish 
waters and small streams, more frequently than the next. Lake 
Michigan; Rock R., Ogle Co.; Calumet R.; Crystal Lake: 
Running Lake and Clear Creek, Union Co.; Wabash River ; Mack- 
inaw Cr., McLean Co. 
30. Micropterus salmoides (Lac.) Gill. Small-mouthed Black Bass, 
Moss Bass. (M. Y. 236 ; Nelson, 37.) 
Everywhere common, seeking the river channels more than the 
preceding does. Rock R., Ogle Co.; 111. R. 
Genus AMBLOPLITES , Rafinesque. 
31. AmblopUtes rupestris (Raf.) Gill. Rock Bass, Red Eye, Goggle 
Eye. (M. Y. 237 ; Nelson, 37.) 
Generally abundant throughout the state. McLean Co.; Henry; 
Ogle Co. 
