NO. 1265. SALMONOID FISHES OF JAPAN— JORDAN AND SNYDER. 591 
of caudal equal to space between tip of snout and posterior border of 
orbit. Adipose fin rather high, the base short, A silvery band about 
as -wide as the pupil extending- along middle of sides, opercle silvery, 
upper part of ej^es black, the iris silvery. Two specimens about 70 
millimeters long, from Kagoshima in Kiiisiu, presented by Professor 
Mitsukuri. Type No. 685-t, Leland Stanford Junior University 
Museum, the cotype presented to the U. S. National Museum. 
Family III. SALANGID^. 
ICE-FISHES. 
Body slender, translucent, elongate, compressed, naked or with a 
few exceedingly thin, large, deciduous scales. Head elongate, much 
depressed, with long, flat, pointed snout. Eye small. Cleft of mouth 
wide; jaws and palatines with pointed teeth, some of those in front 
being enlarged; no teeth on vomer; tongue with teeth; branchioste- 
gals4. Dorsal tin inserted before anal far behind ventrals; anal manj" 
rayed; adipose fin present, small; caudal forked; pseudobranchi?e well 
developed; alimentary canal straight, without bend; no pyloric ca^ca; 
no air bladder; eggs small. 
Small translucent fishes somewhat resembling very young* salmon, 
running in the rivers of Japan. Korea, and China. 
9. SALANX Cuvier. 
Salan.v Cuvier, Regne Animal, Lst ed., 1817, p. 185; {ntvieri, "une espece encore 
nouvelle"). 
Leucosoma Gray, Zoological Miscellany, 18ol, p. 4 (reevesi). 
SalangicMhys Bleeker, Act. Soc. Sci. Nederl., VII, Japan, VI, p. 100, {microdon). 
The characters of the single genus are included above. Two sub- 
genera maj'be recognized, Salcmx, the '"Chinese Whitebait," in China 
and Korea, with two species {chinensis and hyalocranius)^ and Salang- 
■ieJdJiys in Japan, with two ^-pecies {inicrodon and arial^ensis). The 
latter subgenus is distinguished mainly by its feeble dentition, the 
canines being small. The head is shorter and less depressed in 
Sal an f I 'x-h fh ys. 
{ffaXayZ^ name of some unknown fish; from GaXaffaoj, to crowd 
or cram.) 
a. Salaxgichthys. Canines small; head short, relatively narrow. 
ab. Anal rays 23 microdon, 15 
bh. Anal rays 26 krlakensis, 16 
15. SALANX MICRODON Bleeker. 
SHIRA-UWO (WHITE-FISH); HIRAO (FLAT-TAIL); HIAGIO (ICE-FISH). 
Salanx {Scdangiclttlujs) microdon Bleeker, Act. Soc. Sci., Indo. Nederl., VII, 
Japan, VI, p. 100; Jeddo (Tokyo) . 
Salanx microdon Gtjnther, Cat. Fish., VI, 1866, p. 206; Jeddo. — Ishikawa, Prel. 
Cat. 1897, p. 19; Tokyo, Tsuchiura. — Jordan and Snyder, Proc. U. S. Nat. 
Mus., 1900, p. 350; Tokyo. 
