444 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



Trygonoptera hucculenta Waite, Mem. Australian Mus., vol. 4, pt. 1, p. 44, pi. 5, 

 text fig. 3 (preoral region), 1899 (New South Wales).— Stead, Fishes of 

 Australia, p. 233, 1908.— Gabman, Mem. Mus. Comp. Zool., vol. 36, p. 410, 

 1913 (Australia).— FowLEK, Proc. 4th (1929) Pacific Sci. Congr., Java, p. 

 504, 1930 (reference). 



Depth 13 to end of caudal fin (caudal fin broken) ; head 3%; disk 

 length ll^ its width; tail (end cut off) apparently about half disk 

 length. Snout 1% in head; eye 8, 51/5 in snout, 3 in interorbital ; 

 dentary width 3% in head; teeth in 24 rows in jaws, rhombic, crowns 

 convex ; nostrils large, internarial width equals dentary width ; inter- 

 orbital 2% in head, generally depressed with median depression. 

 Gill openings small, subequal, equidistant, last smallest. Spiracles 

 large, twice eye, wide and deep. 



Skin smooth. Caudal spine large, 4% in disk length. 



Single small dorsal, length 2 in interorbital, close before base of 

 caudal spine; caudal fin moderate; pectoral broad, front edge 

 slightly emarginate, angles broadly convex; ventrals broad, half of 

 head, ends obtuse. 



Brown above, nearly uniform. Below whitish. 



New South Wales. Garman gives the teeth in about 18 rows. 



U.S.N.M. No. 39979. Port Jackson. Australian Museum. Length, 620 mm. to 

 end of broken tail. 



UROLOPHUS JAVANICUS (Martens) 



Trygonoptera javanica Martens, Monatsb. Akad. Wiss. Berlin, p. 260, 1864 

 (type locality: Batavia). — Gabman, Mem. Mus. Comp. Zool., vol. 36, p. 410, 

 1913 (Batavia).— FowLEE, Proc. 4th (1929) Pacific Sci. Congr., Java, p. 504, 

 1930 (reference). 



Urolophus (Trygonoptera) javanica Guntheb, Cat. Fishes British Mus., vol. 8, 

 p. 486, 1870 (copied). — MabteIns, Preuss. Exped. Ost-Asien, vol. 1, p. 410, 

 1876 (Batavia). 



Snout tip forms blunt angle, length twice mouth width; mouth 

 weakly waved; teeth in pavement; 3 oral papillae. Spiracle close be- 

 hind eye, pointed oval, edges entire, equals 1% eye diameters. 



Skin smooth. 



Tail shorter than disk; spine on tail with 20 denticles each side; 

 upper fold on tail wider behind than lower, which extends forward 

 nearly opposite insertion of caudal spine ; low half heart-shaped dor- 

 sal on tail; disk rounded, somewhat longer than wide, front edge 

 weakly convex, hind edges strongly convex. 



Above dark brown, with numerous small, pale or dark spots. 

 Below pale reddish gray. Paired fins on under sides dark brown, 

 colored with radiations. Length, 338 mm. (Martens.) 



East Indies. 



