G CTPKINID.E. 



Sc. 29-34 ||=||, 2|-3 ; spine of dorsal shorter 

 than head ; l)arbels subequal, 1J to 2 dia- 

 meters of eye 25. B. gregorii, Blgr., p. 45. 



5- 1 — 6- 

 Sc. 32-34 '-i ° , 3 ; spine of dorsal shorter than 



head; posterior barbel longer than anterior 



and 2 diameters of eye ; dorsnl originating 



a little in advance of ventral 26. B. hursensis, Blgr., p. 4G. 



5—6- 



Sc. 31—37 Vfc^ij 2i-3 ; spine of dorsal shorter 

 than head; barbels subequal, 1-1^ diameters 

 of eye 27. B. affinis, Riipp., p. 47. 



Sc. 31-33 ,p 2i— 3 ; spine of dorsal shorter than 

 head : posterior barbel longer than anterior, 

 as long as eye 28. B. brevibarbis, Blgr., p. 49. 



Sc. 30-35 a gi , 3 ; spine of dorsal as long as 

 or a little longer than head ; barbels sub- 

 equal, not longer than eye 29. B. leptosoma, Blgr., p. 50. 



ft A subtriangular dermal lobe above the upper jaw ; spine of 

 dorsid fin shorter than head in adult. 

 Sc. 31-35 mj, 2J-3 ; posterior barbel 1 \-l\ 

 diameters of eye ; lips not produced into 

 long median lobes, but snout with a trian- 

 gular dermal flap 30. B. (legem, Blgr., p. 50. 



Sc. 29-36 ^jf, 2i-3 ; posterior barbel 1-1 f 

 diameters of eye ; both lips produced into 

 long subtriangular dermal lobes .... 31. B. nedgia, Riipp., p. 51. 



B. 25-30 scales in lateral line, H-2 between lateral line and ventral; 

 10-12 round caudal peduncle ; dorsal with 9 or 10 (rarely 8) 

 branched rays. 



* Depth of body equal to or a little greater than length of head ; 

 spine of dorsal shorter than head. 



f Depth of body 3^—4 times in total length. 

 Sc. 30 J?, 2 ; posterior barbel a little longer than 



eye ; caudal peduncle about twice as long 



as deep 32. B. compinei, Sauv., p. 53. 



Sc. 26-27 si, 2 ; posterior barbel 1^ diameters 



of eye ; caudal peduncle ll-li times as 



long as deep 33. B. linnelli, Lcinnb., p. 53. 



tt Depth of body 3-3i times in total length. 

 Sc. 25-27 % 2 ; posterior barbel 1' to 1^ dia- 



meters of eye in adult 34. B. kmpfi, Blgr., p. 54. 



