(55) 



Family DOROSOMATID^, (the Gizzard Shad.) 

 Geuus DOBOSOMA, Rafinesque. 



83. Dorosoma cepediamnn (Le S.) var. heterumm (Raf.) Jor. Gizzard 

 Shad, Hickory Shad. ( M. V. 279 ; Dorosoma notatum Nelson 44.) 



Abundant in all the larger streams, and escaped through the 

 canals into Lake Michigan. Ohio R. at Cairo, 111. R. at La Salle, 

 Pekin and Peoria. 



Family CLUPEID^, (the Herrings.) 

 Genus POMOLOBUS, Rafinesque. 



84. Pomololus cJirysocIiloris Raf. Skip Jack, Ohio Shad. ( M. V. 

 2:9; Nelson 44.) 



Found in all the larger streams and escaped into Lake Michi- 

 gan. Cairo, Henry. 



Genus ALOSA, Cuvier. 



85. Alosa sapidlssima (Wilson; Storer. Common Shad. (M. V. 278 ; 

 Nelson 44.) 



Introduced into sotne streams. 



Suborder EVENTOaNATHI. 



Family CYPRINIDJE. 

 Genus CAMPOSTOMA, Agassiz. 



86. Campostoma anomalum (Raf.) Ag. Stone Lugger. (M. V. 288, 

 Nelson 44.) 



Everywhere very abundant, ascending every small brook in the 

 spring. V^ermilion R., La Salle Co.; Rock R, Ogle Co. and 

 Pine Cr., Union Co. 



Genus PIMEPHALES, Rafinesque. 



87. Ptmephales promelas B.&t Fat-head, Black-head. (M. V. 288 ; 

 P.promelas and F. milesii Nelson 45.) 



Found throughout the state, but probably not generally abund- 

 ant. Bailey's Cr., La Salle Co.; Rock R., Ogle Co. 



Genus HYBORHYKCHUS, Agassiz. 



88. Eylorhynchus notatiis (Raf.) Ag. Blunt-nosed Minnow. (M. V. 

 288; Nelson 45.) 



Generally abundant, especially in the northern part of the state. 

 Southward its place is taken by the next, if the two be really dis- 

 tinct. Mackinaw Cr., Woodford Co.; McLean Co.; Rock R., at 

 Oregon; Little Wabash, Effingham; 111. R., Peoria; Crystal L., 

 Kane Co. 



