15. SALANX, 205 



length, the length of the head two-elevenths ; the diameter of the 

 eye is two-fifths of the length of the head. Ventral fins midway 

 between the end of the tail and the axil of the pectoral. Silvery. 

 Mediterranean. 



a-c, d-g. Adult (7 inches) and young. Messina. 



h-k. Young. Mediterranean. Piirchased of Mr. Frank. 



2. Microstoma (?) grcenlandicum. 



Microstomus gronlandicus, Reinhardt, Videnxk. Selsk, Naturvid. og 

 Math. Afhandl. viii. 1841, p. Ixxiv. 



B.3. D. 11. A. 10. V. 10. 



This fish appears to be intermediate between Argentina and 

 Microstoma, having the dorsal fin inserted for the greater part in 

 advance of the ventrals, and a series of fine teeth in the lower jaw ; 

 teeth on the vomer, none on the tongue. Adipose fin conspicuous. 

 The height of the body is one-half of the length of the head, and 

 one-tenth of the total. 



Sea of Greenland. 



Second Group. SALANGINA. 



15. SALANX. 



Salanx, Cuv. Rhg. Animal. 

 Leucosoma, Gray, Zool. Misc. p. 4. 



Body elongate, compressed, naked or covered with small, exceed- 

 ingly fine, deciduous scales (?)*. Head elongate and much depressed, 

 terminating in a long, flat, pointed snout. Eye small. Cleft of the 

 mouth wide ; jaws and palatine bones with conical teeth, some of 

 the intermaxiUaries and mandibles being enlarged ; no teeth on the 

 vomer; tongue with a single series of curved teeth (see S. microdon). 

 Dorsal fin placed far behind the ventrals, but in front of the anal ; 

 anal long ; adipose fin small ; caudal forked. Pseudobranchise well 

 developed ; air-bladder none. The entii'e alimentary canal straight, 

 without bend ; pyloric appendages none. Ova small. 



Seas and rivers of China and Japan. 



1. Salanx cMuensis. 



The " Whitebait " of Macao. 



Albula chinensis, Osbeck, Reise in China, Rostock, 1765, p. 309, or 



Swed. edit. p. 237. 

 ? Synodus macrocephalus, Lacep. v. p. 320, pi. 9. f. 1 (very bad). 

 Leucosoma reevesii. Gray, Zool. Misc. p. 4. 

 chinensis, Richa^-ds. Ichthyol. Chin. p. 303. 



* There is no trace of scales in specimens preserved in spirits for some time ; 

 but others, which we received lately, show scattered fragir.ents of scales, without 

 any regular arrangement. 



