BARBUS. 17 



5- 

 Sc. 32-33 |t|, 4-4^ ; posterior barbel a little 



longer than eye ; pectoral reaching ventral. 139. B. motehensis, Stdr., p. 147. 



Sc 30-32 J 3, 12 140. B. harcfi, Blgr., p. 147. 



** Base of ventral anterior to dorsal. 



Sc. 30-36 gf^i 3i-4i 141. 5.m/«^m««5,Casteln.,p.l48. 



5- 

 Sc. 30 gf , 3 142. B. usamharce, Lonnb., p. 149. 



^. 2^-3 scales between lateral line and ventral ; lateral line incom- 

 plete, on 8-15 scales only. [p. 150. 

 Sc. 27-29 p, 2^-3 143. B. hemiplenrogramma, Blgr., 



7. 1^-2^ scales between lateral line and ventrid ; lateral line complete. 

 Sc, 31-35 3iqfi, 1 2~2^ ; posterior barbel 1-1^ 



diameters of eye . 144. B. gurnfi/i, Gthr., p. 150, 



Sc. 28 31, 2 ; posterior barbel ^ of eye . . . 145. B. banguelensis, Blgr., p, 151. 

 A. Dorsal with 8 (rarely 7 or 9) branched rays ; 21-33 scales in literal 

 line, 2-3 between lateral line and ventral, 

 a. Base of ventral below middle of dorsal, 

 Sc. 29-31 ^5y-% 2i-3, 12 ; posterior barbel 

 ^-| diameter of eye ; snout projecting 



very slightly beyond mouth 146, B. inermis, Peters, p, 152. 



41 

 Sc. 27-30 4?, 3, 12 ; posterior barbel about ^ 



diameter of eye ; snout projecting strongly [p. 153. 



beyond month 147. B. quadnpiinctatiis, Pfeff., 



Sc. 25-29 31 '> -21 1- j posterior bar})el as 

 long as eye ; snout projecting very slightly 

 beyond mouth 148. B. nigeiiensis, Blgr,, p. 154. 



Sc. 25-26 of, 2, 10 ; posterior barbel as long- 

 as eye ; snout projecting strongly beyond 

 mouth 149. B. humeralis, Blgr,, p. 154. 



/S. Base of ventral below anterior rays of dorsal ; posterior barbel at 

 least I diameter of eye, 

 * Pectoral reaching or nearly reaching ventral ; posterior barbel 



i-l diameter of eye. 



3- 

 Sc. 26-27 y-f, 2 ; depth of body equal to length 



of head, 3| times in total length ; pos- 

 terior barbel a little shorter than eye . . 150, B. radiatus, Peters, p, 155. 

 Sc. 22-25 ||, 2-2i 12 ; depth of body greater 

 than length of head, 2|-3 times in total 

 length ; posterior barbel as long as or a 

 little shorter than eye 151, B. ahhthes, Blkr., \). M'>^. 



