BAK1LIUS. 



193 



2. Dorsal with 9-10 branched rays. 

 A. Ill 15-17 ; Sc. 47-52 ^p, 2 . . . 

 A. Ill 13-14 ; Sc. 55-60 1 ^*, 3 . . 



C. 80-88 scales in lateral line. 

 D. Ill 10 ; A. Ill 17 ; Sc. 82 ^, 4 . . . 

 D. Ill 9-10 ; A. Ill 16-17 ; Sc. 80- 



14. B. microcephalics, Gthr., p. 205. 



15. B. moorii, Blgr., p. 206. 



16. B. tangardccB, Blgr.., p. 207. 



1 *U-1 4A 



88 iip, 5 



. 17. B. microlepis, Gthr., p. 208. 



1. BARILIUS NILOTIOUS. 



Leuciscus niloticus, Joannis, Mag. Zool. 1835, iv. pi. iii. ; Cuv. & Val. Hist Poiss. 



xvii. p. 311 (1844). 

 Leuciscus thebensis, Joannis, t. c. pi. xi. 



Alburnus mloticus, Heck. Russegger's Reise Egypt, iii. p. 328 (1846). 

 Opsarius thebensis, Heck. t. c. p. 329, pi. i. 

 BarUius niloticus, Giinth. Cat. Fish. vii. p. 293 (1868), and Petherick's Trav. ii. 



p. 263 (1869) ; Steind. Sitz. Afc. Wien, ciii. i. 1894, p. 461 ; Bouleng. Ann. 



Mus. Congo, Zool. i. p. 102 (1899), and Fish. Nile, p. 262, pi. xlviii. fig. 3 



(1907). 

 BarUius tliebensis, Giinth. Petherick's Trav. ii. p. 2615. 

 Alburnus alexandriuus, Steind. Sitzb. Ak. Wien, cii. i. 1893, p. 240, pi. iii. fig. 3. 



Fig, 169. 



BarUius niloticus. 

 Lower Nile (F. N.). 



Depth of body 3h to 5 times in total length, length of head 4 to 

 4i times. Head 2 to 2^- times as long as broad ; snout rather pointed, 

 not or but slightly projecting beyond mouth, not longer than eye, which 

 is contained 3^ to 4 times in length of head ; interorbital width equal 

 to diameter of eye or a little greater ; mouth extending to below anterior 

 border of pupil or centre of eye; no barbels; suborbital bones nearly 



VOL. II. o 



