426 Mr. G. A. Boulcngcr on 



lobes, but suout with a proioctiiig dermal 



ilap '. li. Dctjcni, Blgr., p. 435. 



Both lipa produced into long triangular median 



lobes B. ned(jia, Rlipp. 



C. Sc. 25-30 ^-i^ 2 ; D. IV 8-10. 



1. Lower lip continuous across the chin; 



both upper and lower lips produced 

 into triangular median lobes ; anterior 

 barbel as long as eye, posterior a little 

 longer B. labiaiiis, Blgr. 



2. Lower lip interrupted on the chin, 

 fl. Mouth without hornj' sheath. 



Anterior barbel 1^ to 1§ diameters of eye, poste- 

 rior If to 2 B. tmiensis, Gtlir. 



Anterior barbel about as long as eye, posterior 



1^ to I^ diameters of eye B. Hindii, Rlgr. 



Barbels shorter than eye B. oxyrhijnchus, I'fefF. 



b. Lower jaw with a trenchant horny 

 edge ; barbels as long as eye, or 

 posterior a little longer B. perplexicans, Blgr, 



Barhus microterohpis. 



Depth of body equal to length of head, 3f times in total 

 length. Snout rounded, .3^- times in length of head ; diameter 

 of eye 4 times in length of head, interorbital width 3 times ; 

 mouth terminal, its width 4^ times in length of head *; lips 

 moderately developed, the lower continuous ; barbels two on 

 each side, anterior | diameter of eye, posterior as long as 

 eye, the distance between them -g- diameter of eye. Dorsal 

 IV 8, last simple ray strong, bony, not serrated, slightly 

 curved, a little shorter than head ; free edge of the tin strongly 

 emarginate ; its distance from the occiput less than its distance 

 from the caudal. Anal III 5, longest ray | length of head. 

 Pectoral | length of head, not reaching ventral ; latter a 

 little posterior to origin of dorsal. Caudal peduncle 1| as 

 long as deep. Scales 40 ||, 4 between lateral line and ventral, 

 J 6 round caudal peduncle. Olive above^, silvery beneath; 

 fins greyish. 



Total length 135 millim. 



A single specimen was obtained at Buggali, from the Maki 

 River, a fast-running stream flowing towards Lake Swai 

 from the eastern slope of the Adami Mountains, in the Addia 

 country, altitude about 4000 feet, March 3, 1902, together 

 with examples of Barhus affinis, Eiipp. 



This species is remarkable in having the smallest scales 

 among the numerous allies of Barhus hynni, Forsk. 



* 1. e., the greatest width of the closed mouthy the lips beiug lifted if 

 necessary, and not included. 



