26 



CYPEINID^E. 



to origin of dorsal 



Caudal peduncle 1^ to 1J times as long as deep. 



Scales longitudinally striated, 33-36 gr^, 4 between lateral line and 



ventral, 12 or 14 round caudal peduncle. Greenish above, golden on 

 the sides and below ; fins yellowish green. 



Fig. 7. 



Barbus rueppelli. 



Type. 



Total length 340 millim. 



Errer River (Hawash System), Southern Ethiopia. 



1-4. Types. Errer R., Upper Adal, 4000 ft. Mr. E. Degen (C). 



5. Skel. ,, ,, „ 



7. BARBUS BYNNI. 



Cyprinus bynni, Forsk. Descr. Anim. p. 71 (1775) ; Gmel. Syst. Nat. i, p. 1414 

 (1789); Sonnini, Voy. Egypte, iii. p. 400, pi. xxvii. fig. *5 (1799). 



Cyprinus lepidotus, Geoffr. Descr. Egypte, Poiss. pi. x. fig. 2 (1809). 



Barbus binny, I. Geoffr. op. cit. p. 282 (1827). 



Barbus lepidotus, Riipp. Beschr. n. Fische Nil, p. 4 (1829). 



Barbus bynni, Cuv. & Val. Hist. Poiss. xvi. p. 174 (1842) ; Giinth. Cat. Fish. vii. 

 p. 104 (1868), and Petherick's Trav. ii. p. 261 (1869) ; Bouleng. Fish. Nile, 

 p. 203, pi. xxxiv. (1907). 



Depth of body 2f to 3^ (exceptionally 3|) times in total length, 

 length of head 4 or 5 times. Snout rounded or subacuminate, more 

 or less prominent, 3j to 3f times in length of head ; eye 3 (young) to 

 6 times in length of head, interorbital width 2^ to 3 times; mouth 

 inferior, its width 4 to 6 times in length of head ; lips well developed, 

 sometimes very strongly, lower continuous across the chin and usually 



