298 



SILILKIDJE. 



mandibular barbel about once and a half as long as inner and equal to or longer than 

 the head. Gill-rakers moderate, 16 to 18 on anterior arch. Clavicles hidden under 

 the skin. Dorsal fin with 82 to 91 rays, its distance from the occipital process nearly 

 one-third the length of the head, in contact with or very narrowly separated from the 

 root of the caudal fin. Anal fin with 68 to 72 rays, in contact with or very narrowly 

 separated from the caudal fin. Pectoral fin nearly half the length of the head, the 

 spine very feebly serrated on the outer border and about two-thirds the length of the 

 fin. Ventral fin shorter, once and three-fifths to once and three-fourths as distant 

 from the root of the caudal as from the end of the snout. Caudal fin rounded, about 

 half as long as the head. 



Blackish brown above, lighter brown beneath. 



Total length 230 millimetres. 



Measurements (in millimetres) and numbers of fin-rays. 



Total length (without caudal) 



Greatest depth 



Length of head 



Width of head 



Length of snout 



Diameter of eye 



Interorbital width 



Width of mouth 



Length of nasal barbel 



„ maxillary barbel 



.„ inner mandibular barbel 

 „ outer mandibular barbel 



„ pectoral fin 



spine 



Number of dorsal rays 



,, anal ravs 



1. 



2. 



3. 



4. 



5. 



(>. 



210 



190 



185 



155 



140 



110 



32 



29 



27 



22 



20 



13 



41 



40 



39 



35 



30 



24 



28 



27 



27 



23 



20 



16 



9 



9 



9 



8 



7 



5 



8$ 



H 



3 



3 



91 

 -2 



2 



18 



17 



17 



16 



13 



10 



16 



15 



13 



14 



10 



8 



42 



45 



56 



32 



29 



22 



60 



70 



80 



51 



41 



29 



35 



42 



45 



30 



23 



17 



50 



60 



67 



42 



32 



25 



20 



19 



19 



17 



16 



12 



13 



13 



12 



11 



10 



9 



91 



90 



85 



86 



82 



90 



72 



69 



69 



70 



68 



68 



1, 2, 4, 5. Bunjako. — Degen. 



3. Buganga. — Degen. 



6. Gondokoro. — Werner. (Type.) 



