460 Gobioidei, Discocephali, and Taeniosomi 



teeth on the vomer. Other related forms of the subfamily 

 of Eleotrince, having the ventral fins separate, are Eleotris 

 pisonis, a common river-fish everywhere in tropical America; 

 Eleotris fusca, a river-fish abounding from Tahiti and Samoa 



FIG. 412. Guavina de Rio, Philypnus dormitor (Bloch & Schneider). Puerto Rico. 



to Hindostan ; Dormitator maculatus, the stout-bodied guavina- 

 mapo of the West Indian regions, with the form of a small 

 carp. Guavina guavina of Cuba is another species of this type, 

 and numerous other species having separate ventrals are found 

 in the East Indies, the West Indies, and in the islands of Poly- 

 nesia. Some species, as Valenciennesia strigata of the East 



FIG. 413. Dormeur, Eleotris pisonis Gmelin. Tortugas, Fla. 



Indies and Vireosd kanaz of Japan, are very gracefully colored. 

 One genus, Eviota, is composed of numerous species, all minute, 

 less than an inch in length. These abound in the crevices in 

 coral-heads. Eviota epiphanes is found in Hawaii, the others 

 farther south. Hypseleotris guntheri, of the rivers and springs 

 of Polynesia, swims freely in the water, like a minnow, never 

 hugging the bottom as usual among gobies. 



