DESCRIPTIONS OF THREE NEW SPECIES OF CISCO, OR 

 LAKE HERRING (ARGYROSOMUS), FROM THE GREAT 

 LAKES OF AMERICA; WITH A NOTE ON THE SPECIES 

 OF AVHITEFISH. 



By David Starr Jordan, 

 PrcKidcnt, Stanford University, California, 



and 

 Barton Warren Evermann, 

 Of the U. S. Bureau of Fisheries. 



In the investigations of the fisheries, of the Great Lakes system by 

 the International Fisheries Commission of Great Britain and the 

 United States during the summer of 1908, three new species of the 

 genus Argyrosomtis, known as Cisco or Lake Herring, were obtained. 

 These are described in the present paper. 



Fig. 1. — ARCiYROsoMUS eriensis. 



ARGYROSOMUS ERIENSIS Jordan and Evermann, new species. 



JUMBO HERRING OR ERIE CISCO. 



Head 4f in the length, measured to base of caudal; depth 3|;- 

 depth of caudal peduncle 2^ in head; eye 5^; snout 3f ; interorbital 

 space 31^; length of maxillar}^ from tip of snout 3; D. 10; A. 12; 

 scales in lateral line 71 ; between lateral line and origin of dorsal 8 ; 

 between occilDut and dorsal 32. 



Proceedings U.S. National Museum, Vou. XXXVI— No. 1662. 



165 



