168 Fresh Water Aquarium 



a bright orange color, forming a combina- 

 tion that can hardly be surpassed in beauty. 

 The cheeks are blue, and the breast bright 

 orange, while in the fins the two colors are 

 combined. 



Olmstead's Darter (Etheostoma olmsteadii) 

 is of a rather dull olive brown with darker 

 blotches of the same color. The sides and 

 fins bear manjr light spots. 



Spindle Darter {Etheostoma fusiformcc) 

 is dark olive, mottled with brown. Pale 

 red spots are scattered all over the body. 



Fun dul us is a genus of from 40 to 45 

 more or less distinct species. Several have 

 been introduced and successfully kept in our 

 aquariums, so that they may be well recom- 

 mended. The Fundulus are found all 

 through the United States, but the most 

 finely colored come from the south. 



The Killifish, May Fish (Fundulus majalis) 

 is the best known and the most common of 

 its e-enus. The back of the male fish is 



