182 Fresh Water Aquarium 



varying on different individuals from a 

 blackish gray to light flesh color or grayish 

 red run along each side of the body. They 

 alternate with light yellow lines, of which 

 the middle one shows a bluish mother of 

 pearl luster. The mouth bears eight bar- 



Fig. 85. Striped Catfish, Macronis vittatus. 



bels, the second pair of which is fully two- 

 thirds the length of the body. The eyes are 

 fairly large, protruding and placed near the 

 nose. Just back of the opercle our specimens 

 show a velvety black, oval spot. We have 

 had no opportunity to observe if this is char- 



