REPRINT OF ORIGINAL TEXT 101 



Same size with the preceding, but not so slender 

 and less common. Iris golden, nostrils very large, 

 mouth small, lateral line shining blue on the opaque 

 sides. Pectoral fins with 12 rays and not reaching 

 the abdomen. Tail with 14 rays. It is often called 

 Minny-chub, 



[II. 237] 38th Species. Littlemouthed minny. 

 Minnilus microstomus. Minny microstome. 



Diameter one seventh of total length, silvery, 

 olivaceous on the back and head, sides with a few 

 black dots : lateral line straight, pectoral fins reach- 

 ing the abdominal fins. Dorsal and anal fins with 

 eight rays. 



A small species found in the Kentucky river. 

 Mouth very small, nostrils large, iris silvery, fins 

 fulvous, the pectoral with 12, and the caudal with 24 

 rays. Head elongated. 



XVI Genus. Shiner. Luxilus. Luxile. 



Difference from Minmilus. Vent posterior or nearer 

 to the tail. Mouth rather large, commonly with lips 

 and equal jaws. Scales rather large. Preopercule 

 with an angular suture. 



1st Subgenus. Chrosomus. 



Mouth large, without lips, lower jaw much shorter. 

 Scales rough. Opercule flexuose. 



39th Species. Redbelly Shiner. Luxihis ery- 

 throgaster. Luxile erythrogastre. 



Diameter one sixth of total length: back oliva- 

 ceous brown, sides pale with two brown stripes, the 

 upper reaching from the gills to the tail, and the 

 lower from the nose to the anal fin ; belly white with 

 longitudinal red stripes from the pectoral fin to the 



