MITCHILL ON THE FISHES OF NEW-YORK. 475 



One branchial opening exactly in front of the pectoral fin, which is 

 dark brown, broad at its insertion, and rather lunated at its extremity. 



No ventral fins. Caudal fin lunated and bold. Eyes vertical, and 

 across the broad and flat head, three inches apart. Belly lax and pouch- 

 like. 



Taken on the south side of Long-Island, and in the bay of New- 

 York. 



Rays, P. 17. D. 14. A. 13. C. 11. 



SYNGXATHUS. PIPE-FISM. 



Generic character. 



Snout subcylindric, with terminal mouth. Body lengthened, jointed, 

 mailed. Ventral fins none. 



1. Smaller Pipe-fish. (Syngnathus typhle.) With hexagonal body 

 and pinnated tail. 



Length between seven and eight inches. Gill-openings near the 

 back of the neck. Body distinctly hexagonal ; or if the line of the 

 belly be considered as making an angle, then it is heptagonal. The 

 seven sides change to four behind the dorsal fin ; for the tail is quadran- 

 gular and tapering. An imperfect scale behind the vent, with two very 

 small divisions. 



Colour a pale brown, with zones of darker brown from head to tail. 

 Is caught frequently in our salt waters during the warm season. 



Rays, P. 13. D. 32. C. 9. 



2. Sea-horse Pipe-fish. (Syngnathus hippocampus.) With thick head, 

 subhexagonal, tuberculated body, and quadrangular finless tail. 



