2. SYNGNAXUUS. 1H5 



17. Syngnathus temminckii, 



Syngnathus tonimiiickii, Kaup, Lophobr. p. 36. 

 D. 31. Osseous rings 19 + 37. 



The length of the snout is equal to that of the postorbital portion 

 of the head. Head and snout roughly shagrcened, and measuring 

 one-ninth of the whole length. Shields smooth. Tail rather longer 

 than the body, caudal pouch about half as long as the tail. Dorsal 

 fin commencing in advance of the vent. Smutty yellowish brown, 

 irregularly speckled. {Kaup.) 



Capo of Good Hope. — The typical specimens are in the Leyden 

 Museum. 



18. Syngnathus dimidiatus. 



Syngnathus brevirostris, Girard, Proc. Ac. Nat. Sc. Phil. 1854, p. 156, 



and U. S. Puc. R.R. Exped. Fish. p. 345. 

 dimidiatus, Gill, Proc. Ac. Nat. Sc. Phil. 1862, p. 284. 



D. 30-32. Osseous rings 18 + 37-39. 



The length of the snout is equal to that of the remaining portion 

 of the head. The length of the head is one-eighth of the total. 

 Shields smooth. Caudal pouch longer than the trunk. Dorsal fin 

 commencing opposite to the vent. Brownish, with darker spots 

 above, and whitish dots below. (Girard.) 



San Diego, California. 



1 9. Syngnathus pelagicus. 



SjTignathus pelagicus, Osbeck, VoycK/e, ii. p. 113; L. Syst. Nat. i. 



p. 416 ; Bl. tab. 109. fig. 4 ; Lacep'. ii. p. 39 ; Bl. Schn. p. 515. 

 P Syngnathus ethou, Pisw, Eur. Meiid. iii. p. 182. 

 Syngnathus elucens, Poey, Pepert. Fis.-nat. Cuba, ii. p. 443. 



D. 29-31. Osseous rings 17 + 32-,S5. 



The length of the snout equals the distance of the front margin 

 of the orbit from the root of the pectoral fin. A distinct ridge along 

 the median line of the nuchal sliields ; supraorbital ridge not con- 

 tiimed over the temple ; anterior part of the operculum vdth a faint 

 ridge. Shields without spines. Lateral line interrupted. Tail 

 longer than the body ; caudal pouch short, about half as long as the 

 body. Dorsal fin commencing somewhat in advance of the vent. 

 Caudal well developed. Lower half of the side of the abdomen with 

 vertical silvery bars, becoming broader and of a whitish colour on 

 the upper half. Brown cross bands are placed alternately between 

 the silvery bars, so that the brown bands are grouped together in 

 twos or threes, the bands of each group more or less confluent. In 

 males the silvery bars are represented by spots ; a brown band 

 through the eye and along the snout. Dorsal fin with oblique 

 brown bands. 



Mediterranean ; tropieal parts of llie Atlantic ; Southern Pacific ; 

 Mauritius. 



