BABBUS. 7 



Sc. 28-29 ^r , 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 tt, 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 %£-*, 2 ; posterior barbel 1-H dia- 

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

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



Sc. 25-28 g^, H-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 31-4 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 =?, 2^ ; posterior barbel slightly longer 

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

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

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



Sc. 30-38 Jltrt 2i-3 ; posterior barbel 1-11 

 diameters of eye; depth of body 31-4 times 

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



Sc. 34 -t,3; posterior barbel H 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 J^i, 2i-3 ; posterior barbel 1-]^ 



diameters of eye ; depth of body equal to 



length of head, 3^-3| times in total length . 42. JK, jar sinus, Blgr., p. 62. 

 Sc. 30 ^t, 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. 



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



6-- 



Sc. 35 p. 3 ; posterior barbel a little shorter than 



eve ; width of mouth 4 times in length of 



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



