266 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



equal height, with their anterior mys the longest and the margins of the 

 fins obtusely rounded; caudal convex, the edges blunt; pectoral equal to 

 the rather thick caudal peduncle; ventral spine produced and movable. 

 Color in alcohol dull brown with darker mottlings; spinous dorsal 

 crossed by three dark brownish bands, another before its base, and 

 still another from eye to eye; on the trunk are dark blotches, one at 

 the origin of dorsal, two along the base of the anal; wnth the exception 

 mentioned, all the tins are plain except the caudal, which has three 



Fiu. 1.— Stephanolepis japonicus. 



indistinct, broad dark bars, a brown ring around the snout, a bar 

 across the throat below, and still another much farther below\ The 

 two specimens from which this description is taken w-ere secured at 

 Nagasaki, and measure 3y| and -iyg- inches. 



This species is known to us from two fine specimens taken at Naga- 

 saki. It is well separated from StephanoJepls eirrhifer by the smaller 

 number of fin rays, and liy the rougher scales. It is probably not 

 common. 



12. STEPHANOLEPIS OBLONGUS (Schlegel). 

 UMAZURAHAGI (HORSE-FACE SCRAPER). 



Monacantlms oblongiis Schl,egel, Fauna Japonica, Poiss., 1846, p. 291, i>\. cxxx, 

 lig. 2; Nagasaki (in part, figure and description of the young; two caudal 

 filaments figured). — ? Bleeker, Act. Soc. Sci. Indo-Nederl., Ill, 1857, Japan, 

 IV, p. 34, pi. Ill, fig. 1; Nagasaki (caudal figured with 4 upper, 4 median, and 

 2 lower filaments, 10 in all).— GtJNTHER, Cat. Fish., IV, 1862, p. 241; Japan, 

 Zanzibar (?). 



Monacanthus hroehi Bleeker, Act. Soc. Sci. Indo-Nederl., Ill, 1857, Japan, IV, 

 p. 35, fig. 2; Nagasaki (caudal figured with 1 upper and 1 median filament; 

 eye 2i in the long snout; dorsal spine short) . 



? Monacanthus frenatus Peters, Monatsb. Ak. Wiss., Berlin, 1855, p. 464. 



i 



