BAEBUS. 7 



Sc. 28-29 ^p, 2 ; posterior barbel but little 

 longer than eye ; both lips produced into 



long triangular lobes 35. B. labiatus, Blgr., p. 55. 



** Depth of body much greater than length of head. 



Sc. 28-29 ||, 2 ; posterior barbel lf-lf dia- 

 meters of eye ; depth of body 3|-3^ times 

 in total length 36. B. alticola, Blgr., p. 55. 



Sc. 24-29 ^=p, 2 ; posterior barbel 1-1 £ dia- 

 meters of eye ; depth of body 2§-3j times 

 in total length 37. B. hiiidii, Blgr., p. 56. 



Sc. 25-28 g^j, 1^-2 ; posterior barbel lf-2 

 diameters of eye ; depth of body 2^-3 times 

 in total length 38. B. tanensis, Grthr., p. 58. 



b. Lower lip interrupted on the chin ; mouth inferior or subinferior. 

 a. Lower jaw with rounded edge. 



* Depth of body 3 J-4 times in total length. 



t Posterior barbel not twice as long as eye ; dorsal with 8-9 

 branched rays. 

 % Interorbital width 2§-3£ times in length of head, width of 

 mouth 3-5 times. 

 Sc. 36-37 ;n, 2^; posterior barbel slightly longer 

 than eye ; depth of body 3§-4| times in 

 total length, length of head 4-4-^ times ; 

 snout rather pointed 39. B. fergussonii, Blgr., p. 59. 



Sc. 30-38 il=S, 21-3 ; posterior barbel 1-1 f 

 diameters of eye ; depth of body 31-4 times 

 in total length, length of head 3f-4^ times . 40. B. intermedins, Riipp., p. 59. 



Sc. 34 f|, 3 : posterior barbel 1^ diameters of eye; 

 depth of body equal to length of head, 3£ 

 times in total length 41. B. harringtonii, Blgr., p. 61. 



Sc. 31-34 tA-o 21-3 ; posterior barbel 1-1± 



diameters of eye ; depth of body equal to 



leDgth of head, 3£-3£ times in total length . 42. B.jarsinus, Blgr., p. 62. 

 Sc. 30 ||, 3 ; posterior barbel £ diameter of eye; 



depth of body 3^ times in total length, 



length of head 4 times 43. B. ilgi, Pellegr., p. 63. 



XX Interorbital width 2-2^ times in length of head. 

 Sc. 35 II, 3 ; posterior barbel a little shorter than 



eye ; width of mouth 4 times in length of 



head. 44. B. eduardianus, Blgr., p. 63. 



