422 Annals of the Sontli African Museum. 



Colour (of preserved specimen), light brown above, silvery beneath ; 

 a dark streak from snout through eye meeting the lateral line, which 

 is also dark, above the anal ; a dark spot on each side at base 

 of anal and two minute dark spots at base of dorsal. 



FIG. 79. Barlus vloiparus. 



One specimen, 38 mm. in length, from Livingstone, Ehodesia 

 (A. Stephenson). 



One specimen, 50 mm. in length, from the Sabi Eiver, Transvaal 

 (J. S. Hamilton). 



It is also reported from Natal. 



51. BARBUS UNIT^NIATUS, Gimth. 



Puntius vittatus (non Day), Steind., Verb, zool.-bot. Ges. Wien, 

 xvi., 1866, p. 767, pi. xvii. fig. 2. 



Barbus unitceniatus, Giinth., Zool. Eec., 1866, p. 151, and Cat. 

 Fish., vii., p. 103 (1868) ; M. Weber, Zool. Jahrb., Syst., x., 

 1897, p. 151. Bouleng., Cat. Fresh. Fish. Afr., ii., p. 158, 

 fig. 135 (1911). 



Depth of body 3 T 7 ^ to 4|- times in total length excluding caudal, 

 length of head 3^ to 4 times. Snout rounded, as long as or 

 shorter than eye, which is 3 to 3 It- times in length of head and 

 equals interorbital width ; mouth small, sub-inferior, its width 3-i 

 to 3?- times in length of head; lips moderate. Two barbels on each 

 side, posterior longer than anterior and as long as or a little longer 

 than eye. 



Dorsal iii 8 ; equally distant from middle of eye and from caudal, 

 border straight or slightly concave ; last simple ray not enlarged, 

 not serrated, nearly as long as head. Anal iii 5 ; not reaching 

 caudal. Pectoral a little shorter than head, not reaching ventral ; 

 base of latter below anterior rays of dorsal. Caudal peduncle If 

 times to twice as long as deep. Scales radiately striated, 27-30 |^ 



