BABBUS. 17 



5- 

 Sc. 32-33 <-£, 4-4^ ; posterior barbel a little 



onger than eye ; pectoral reaching ventral. 139. B. motebensis, Stdr., p. 117. 

 4j 



Sc. 30-32 gf, 3, 12 140. B. burgi, Blgr., p. 117 



** Base of ventral anterior to dorsal. 

 Sc. 30-36 g-J^J, 3i-4^ 141. B. vulnemtus, Casteln.,p. 148. 



Sc. 30 h|, 3 142. i?. usambarcB, Lonnb., p. 149. 



ft. 2-5 — 3 scales between lateral line and ventral ; lateral line incom- 

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



4- 

 Sc. 27-29 jf, 2i-3 143. B. liemtpleurogramma, Blgr., 



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

 Sc. 31-35 gUi, l-i-2i ; posterior barbel 1-H 



diameters of. eye 144. B. gurneyi, Gthr., p. 150. 



Sc. 28 s i, 2 ; posterior barbel |- of. eye . . . 145. B. banguelensis, Blgr., p. 151. 

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

 line, 2-3 between lateral line and ventral. 



«. Base of ventral below middle of dorsal. 



4-1-5-t 

 Sc. 29-31 -%r^) 2i-3, 12 ; posterior barbel 



J— $ diameter of eye ; snout projecting 



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



Sc. 27-30 jf, 3, 12 ; posterior barbel about i 



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



beyond mouth 147. B. quadripurtctatus, Pfeff., 



3-1-4-1 

 Sc. 25-29 -VrS -2, 12; posterior barbel as 



long as eye ; snout projecting very slightly 



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



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

 as eye ; snout projecting strongly beyond 



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



/3. Base of ventral below anterior rays of dorsal ; posterior barbel at 

 least 3 diameter of eye. 

 * Pectoral reaching or nearly reaching ventral ; posterior barbel 

 g-1 diameter of eye. 

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

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

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

 Sc. 22-25 §f, 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. abldbes, Blkr., p. 156. 



VOL. II. C 



