76 PRELIMINAliY KEPOET 



and arranged in bands; vomer with a crescent shaped band of 

 teeth, palatines toothless. Scales very small and imbedded in the 

 skin, extending on the vertical fins. Gill openings wide; gill mem- 

 branes free from the isthmus. Dorsal flns two, the second longest. 

 Eye very small. Head 4f. Depth 6. Dorsal 13-76. Anal 68. 

 Ventrals each 7. Pyloric caeca 30. Length 2 feet. 



Eather common in the state, but not often found in large num- 

 bers. Numerous specimens have been taken from the streams and 

 lakes of the Upper Mississippi, Lake Vermillion (Nat. Hist. Surv., 

 1893-5); specimens are recorded from the Red River of the North 

 at Moorhead and from the Red Lake River at Crookston (Woolman, 

 1892, Report U. S. Fish Coram., 1893). 



