[81] FISHERIES OF THE UNITED STATES. 467 



4G. Etheostoma lisieoiatum (Ag.) Jordan. Striped Darter. 



Catonolus lineolatus Agassiz, Amer. Jour. Sci. Arts, 1854, p. 305. 



Upper Mississippi Valley (Minnesota to Indiana) ; 

 "abounding in clear and rocky streams" (Jordan & 

 Gilbert). 



1281. Oconomowoc River, Wisconsin. Prof. S. F. Baird. 



Genus PCECILICHTHYS Agassis. 

 Subgenus Pgecilichthys Agassiz. 



47. PoBcilichthys spectabilis Agassiz. Eainbow Darter. 



Mississippi Valley. 



Professors Jordan and Gilbert think it probable that 



this may be a brook variety of P. coeruleus (Storer) 



Agassiz. 

 20111. White River, Indiana. Prof. D. S. Jordan. 



Subgenus Boleichthys Girard. 



48. Pcecilichthys exilis (Girard) Jor. & Gilb. 



Boleichthys exilis Girard, Proc. Acad. Nat. Sci. Phila., 1859, p. 103. 

 The distribution is not yet known to extend beyond the 

 locality of the original types. 



1336. (R.) (One of the types.) Little Muddy River, tributary of Upper 

 Missouri. Dr. Snckley. 



Genus MICEQPEECA Putnam. 



49. Microperca punctulata Putnam. Least Darter. 



Clear streams of the Mississippi Valley southward to 

 Indiana. 



20132. Wabash River, Indiana. Prof. D. S. Jordan. 



LABRACID^E. 



Genus EOCCUS Mitchill. 



Subgenus Eoccus Mitchill. 



«50. Roccus saxatilis (Bl. Schn.) Jor. & Gilb. Striped Bass; 

 Bock; Bock-fish. 



Roccus lineafus (Bl. Schn.) Gill. 



Atlantic coast from the Saint Lawrence to Florida; 



Gulf of Mexico ; ? Lower Mississippi Valley (Bean) ; 



everywhere entering rivers. 

 This is one of the most important of our food-fishes, 



reaching a length of 4 feet and the weight of 60 



pounds ; it is a famous game fish. 



30375. Chesapeake Bay, March, 1882. U. S. Fish Commission. 

 32560. Potomac River, March 23, 1883. Dr. T. H. Bean. 



Subgenus Lepibema Eaf. 



