FRESH-WATER FISHES OF SIAM, OR THAILAND 177 



ventrals; dorsal rays iii, 7, last simple ray osseous and bearing about 

 12 fine denticulations on its posterior edge, longest branched ray 

 slightly shorter than head ; caudal fin longer than head, deeply forked, 

 lobes pointed; anal rays ii, 5, longest about 0.5 head; ventral rays i, 7, 

 reaching origin of anal fin, 1.3 in head ; pectoral rays i, 9, as long as 

 ventrals but not reaching ventral origin. 



Coloration : Silvery ; a narrow blackish cross band on body halfway 

 between eye and dorsal fin, the band extending below the lateral line 

 and nearly meeting its fellow on opposite side across back; a second 

 similar band under origin of dorsal fin ; a third shorter, double blackish 

 band extending under posterior end of base of dorsal fin below lateral 

 line; a fourth blackish band over posterior end of anal fin, still shorter 

 and reaching below lateral line ; a round black spot on caudal peduncle 

 on each side of lateral line ; a round blackish spot on each side of the 

 dorsal fin anteriorly, partly on the fin and partly on the scaly base; 

 a less distinct blackish spot at the base of the last 2 or 3 dorsal rays ; 

 a round blackish spot on side immediately above the anterior base of 

 the anal fin ; fins otherwise hyaline. 



/ 



i^^ 



Figure 28. — Puntius sametensis, new species: Type (U.S.N.M. No. 117755). Drawn by 



Mrs. Alice C. Mullen. 



Type.— A. specimen (U.S.N.M. No. 117755), 3.3 cm. long, collected 

 July 19, 1928, in Nong Samet, a small lake in Southeastern Thailand 

 near Chantabun. 



Remarks. — This species belongs in the group of small puntiid fishes, 

 peculiar to Thailand, characterized by a single pair of barbels, a com- 

 plete lateral line, large scales, and an osseous, denticulated simple 

 dorsal ray, with the body marked by a single lengthwise row of dark 



