Storeys Synopsis of the Fishes of North America. 239 



D. 45. P. 14. A. 3. C. 12. Length, 6 to 12 inches. 



Massachusetts, Storer. Connecticut, Linsley. New York, Mitchill, Dekay. 



Syngnathus typhle, Smaller Pipe-fish, IUitchiix, Trans. Lit. and Phil. Sic. of N. Y., [. p. 175. 



Syngnathus Peckianus, Peck's Pipe-fish, Storer's Report, p. 1G3. 



Syngnathus fuscus, Brown Pipe-fish, Stoker's Report, p i 



Syngnathus fascialus, Banded Pipe-fiili. Dekay's Report, p. 319, pi. 51, Bg.l 



Sj rignathua virideacena, Grei n Pipe Bsh, Dekay's Report, p. 321, pi. 54, fig. 170. 



Syngnathus fuscus (Stoiier), IIekay's Report, p. 321. 



Syngnathus Peckianus (Storer), Dekay's Report, p. 321. 



Ayres, Bost. Journ. Nat, Hist., iv. p. 282. 



GENUS II. HIPPOCAMPUS, Cuv. 

 The jaws united and tubular, like those of the Syngnathi ; mouth placed at 

 the end ; body compressed, short and deep ; the whole length of the body and 

 tail divided by longitudinal and transverse ridges, with tubercular points at the 

 angles of intersection ; pectoral and dorsal fins ; no ventral nor caudal fins ; 

 the females only have an anal. 



1. Hippocampus Hudsonius, Dekay. 



Yellowish brown. Body heptangular, composed of twelve segments, banded by horny 

 spines ; tail tapering to a point made up of thirty-six segments. Tubular jaws more than half 

 the length of the head. A spine at the base of the snout, anterior to the eyes. A, bony 

 protuberance on top of head, terminating in five points. 



D. 18 to 20. P. 14 or 15. A. 3. Length, 3 to 6 inches. 



Massachusetts, Storer. Connecticut, Linsley. New York, Mitchill, Dekay. 



Syngnathus hippocampus, Sea-Horse Pipe-fish, Mitchill, Trans. Lit. and Phil. Soc. of N. Y., i. p. 475 

 Hippocampus brevirostris, Short-nosed Sea-Horse, Storek's Report, p. 167. 

 Hippocampus Hudsonius, Hudson River Sea-Horse, Dekay's Report, p. 322, pi. 53, fig. 171. 

 Hippocampus brevirostris, Linsley's Cat. of Fishes of Connecticut. 



PLECTOGNATHI. 



The maxillary bone soldered or fixedly attached on the side of the intermax- 

 illary, which alone forms the jaw, and to which the palatine arch is dovetailed 

 by a suture within the cranium, and consequently has no power of motion. 

 Opercula and the rays are concealed under a thick skin, which only permits 

 a small branchial cleft to be visible externally. 



FAMILY XXIX. GYMNODONTIDJE. 



Instead of apparent teeth, the jaws are furnished with an ivory substance, 



