EEL-SHAPED PLATYSTACUS. 31 



on each side the upper, and the same number on 

 each side the lower lip : first dorsal fin rather 

 small, with the first ray strong and serrated : pec- 

 toral fins of similar size and structure : second 

 dorsal shallow, and continued along the lower part 

 of the back into the tail, which is shaped like that 

 of an eel, and meets the anal fin in a similar manner, 

 which is about the same length with the second 

 dorsal : colour deep brown above, marked on each 

 side the back by two longitudinal white lines : 

 abdomen pale: teeth placed in several rows, and 

 less sharp than in the former kinds. Native of the 

 Indian seas. 



