(51) 
Suborder ANACANTHINI. 
Family GADIDiE (the Cod-fishes.) 
Genus LOTA, Cuvier. 
59. Lota lacustris (Walbaum) Grill. Ling, Burbot, Lawyer, Eel- 
pout, Cusk. (M. Y. 257, Nelson 42.) 
Very abundant in Lake Michigan; stray specimens rarely taken 
in Illinois River, and in the Ohio and Mississippi. These proba- 
bly have escaped through the canals. 
Suborder HEMIBRAN CHII. 
Family GASTEROSTEIDAL, (the Sticklebacks.) 
Genus EUCALIA, Jordan. 
60. Eucalia inconstans (Kirt.) Jordan. Black Stickleback. (M. V. 
259, Nelson 42.) 
Abundant in small streams in the northern part of the state 
only. Rock R., Pecatonica R., tributaries of Lake Michigan; 
Crystal L., McHenry Co. 
Genus PYGOSTEUS, Brevoort. 
61. Pi/gosteus occidentals (C. & V.) var. nebulosus (Ag.) Jor. Many 
Spined Stickleback. (M. V. 260, Nelson 42.) 
Lake Michigan — rather abundant in deep water. 
Suborder PERCESOCES. 
Family ATHERINIDJE (the Silyersides.) 
Genus LA BIDES THES, Cope. 
62. Labidesthes sicculus Cope. Silyersides. (M. V. 261, Nelson 42.) 
Generally abundant through the state, especially in ponds and 
bayous. Crystal L., McHenry Co ; Creeks, Peoria Co.; Rock R. ; 
Ogle Co.; 111. R., Pekin; Mackinaw Cr., McLean Co. 
Suborder HAPLOMI. 
Family CYPRINODONTIDiE, (the Toothed Minnows.) 
Genus FUND ULUS, Lacepede. 
63. Fundulus diaphanus (L S.) Ag. Barred Killifish. (M. V. 263, 
Nelson 42.) 
Y ery abundant in lakes and clear or sandy streams in the 
northern part of the state. In Lake Michigan it abounds about 
the sandy mouths of tributaries, keeping in schools in the shallow 
water near the edge. Calumet R. 
V 
