NO. 1265. SALMONOID FISHES OF JAPAN— JORDAN AND SNYDEB. 587 
at the tip; hyoid Ijone, vomer, palatine.s, and pter} g'oids with wide-.set 
teeth. Gill-raker.s long and slender. Branchio.stegals 8. Scales large, 
loose, 60 to 70 in the course of the lateral line. Dorsal small, about 
midway of the body, over the ventrals; anal rather long. Vertebrae 
about 40. Pyloric cteca small, few. Small fishes of the coasts of 
Europe and northern America, sometimes ascending rivers; delicate 
in flesh and considerably valued as food. 
{off 1^17} pOii^ odorous; the name is equivalent to the English ''smelt.") 
II. OSMERUS DENTEX Steindachner. 
KUORI-UWO (CUCUMBER-FISH). 
Osmerus dentex Steindachner, Sitzungsb. Kais. Akad. Wiss. Wien, LXI, 1870, 
p. 429; Deeastris Bay, northern China. — Jordan and Snyder, Proc. U. S. 
Nat. Mus., 1900, p. 349; Tokyo Market, Hakodate. — Jordan and Gilbert, 
Synopsis, 1883, p. 293.— Turner, Contr. Nat. Hist. Alaska, 1886, p. 102, pi. 
X.— Nelson, Kept. Nat. Hist. Coll. Alaska, 1887, p. 313. 
Osmervs epcrlanus Ishikawa, Prel. Cat.. 1897, p. 19; Nemuro; Tokadzu. (not of 
Linn?eus) . 
Head 4 in length; depth 6; depth of caudal peduncle 4| in head; 
eye 5; snout 3i; interorbital space 4i; D. 10; A. 15; scales in lateral 
-cries 70; between latei'al line and dorsal 8. Body long, slender, 
compressed, caudal peduncle narrow; head long, sharp, pike-like. 
Snout long, pointed, the lower jaw slighth' projecting, maxillary 
extending to posterior edge of orbit, its length contained about 2 times 
in head. Teeth on maxillaries and premaxillaries minute; 2 to -4 large 
sharp teeth on anterior edge of vomer, a row of smaller teeth on the 
palatines, and a similar row opposite the latter and extending farther 
back on the pterygoids; lower jaw with a row of rather large teeth; 
tongue with fang-like teeth, the anterior ones largest. Pseudobran- 
chiaB present; gill-rakers on first arch 9 + 18, very long and slender. 
Scales large, cycloid, loosely attached. Lateral line straight, extend- 
ing along middle of bod3\ Dorsal inserted near middle of body, its 
longest rays contained If in the head; height of anal 2f ; caudal deeply 
forked, 1^ in head; pectoral rays 12, the longest If in head; ventral 
rays 8, 2 in head. 
Color in alcohol, brownish above, white below, the sides silvery; 
scales narrowly edged with brown except on the ventral surface of 
bodv. In life back pale olive, the scales edged with darker; sides 
above lateral line purple, changing to blue, violet, and gold; belly 
satin white; tins slightly golden. The above description is from a 
specimen 250 millimeters long, collected at Kushiro. A somewhat 
smaller specimen from Tokyo measures as follows: Head 3f in length; 
depth 11; depth of caudal peduncle 3f in head; eye 5; snout 3f; 
interorbital space 41; D. 10; A. 15; P. 12. 
A fish brilliantlv colored in life, the flesh of firmer texture than in 
