800 



BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



Punfius elongatus Weber aud Beaufort, Fishes Indo-Australian Archipelago, 

 vol. 3, p. 191, 1916 (Tidung on River Sibuko, Northeast Borneo), 



Depth 2% to 3; head 3 to 33/5, width I2/5 to I1/2. Snout 3l^ to 31/3 

 in head; eye Zy^ to 4%, 1% to 1% in snout, li/^ to 1% in interorbital ; 

 maxillary reaches % to or to front eye edge, length 3 to 3i/^ in 

 head; front barbel 2% to 3, hind barbel 21/^ to 2%; lower jaw 

 slightly included within upper jaw ; interorbital 2% to 2%, broadly 

 convex; suborbitals I/2 to y^ of cheek. Gill rakers 3 + 8, short, 

 lanceolate, 2i/^ in gill filaments, which II/2 in ©ye. Pharyngeal 

 teeth 2, 3, 5 — 5, 3, 2, little hooked, with moderate grinding surfaces. 



Scales 25 to 27 in lateral line to caudal base and 3 more on latter; 

 5 or 6 above, 3 below, 8 to 10 predorsal, 16 around caudal peduncle. 



FiGUEH 25. — Puntius sibukensis, new species: Type (U.S.N.M. No. 99438). 



Scales with 4 or 5 apical and 6 basal radiating striae; circuli finely 

 concentric, imperfect apically. 



D. IV, 8, I, fourth spine osseous, with hind edges serrated, first 

 ray 11/5 to 1% in head; A. iii, 5, i, first branched ray II/2 to 1%; 

 least depth of caudal peduncle 2 to 2I/3 ; pectoral 1% to 1^ ; ventral 

 11/3 to 1%; caudal 2% to 2% in rest of body, moderately forked, 

 lobes pointed. 



Back brown, lower sides and under surfaces whitish. Each scale 

 on back with narrow dark brown margin. Sides and under surface 

 of body silvery white. Iris whitish and gray. Four rounded 

 black spots axially on side, first 2 or 3 scales behind humeral region, 

 second below front of dorsal, third above and or about opposite end 

 of depressed dorsal and fourth at caudal base medially. Small black 

 spot on back close below front of dorsal base. Another, usually 



