Native Fishes of Iowa. 171 



never grows large enough to become of any importance. 

 Dakota east to Massachusetts and south. 



it Lateral line nearly complete. A dark spot on each scale, forming lateral 

 stripes on the body. About 45 scales in the lateral line. 



Genus 16. MiNYTREMA. — Jordan. 



27. MiNYTREMA MELANOPs. — Rafiuesque, — Striped Sucker. 



Very scarce, known in this state from Squaw creek, Ames, 

 and the Mississippi river. A food fish of Httle importance. 

 Great lakes, Iowa to South Carolina and Texas. 



qq Air bladder in three parts. Lips plicate. Fontanelle present. Color plain. 

 Scales in the lateral line about 45; scales not crowded anteriorly. 



Gemis ly. Moxostoma. — Rafinesque. 



28. Moxostoma duquesnei. — LeSueur. — Common Red- 



horse. White Sucker. Mullet. 



This species is quite common in this state. It reaches a 

 length of 2 feet and is a food fish of some importance. 



[to be continued.] 



\ 



*^* For further information concerning the fishes of Iowa, I would refer the 

 student to Dr. Jordan's " Manual of the Vertebrates of the Eastern United 

 States" (A. C. McClurg & Co., Chicago), which work has been closely fol- 

 lowed in the preparation of the present paper. 



