The Freshwater Fishes of South Africa. 427 



eye, which is 3| to 4^ times in length of head ; interorbital width 2| 

 to 3^ times in length of head ; mouth small, terminal or sub-inferior ; 

 lips moderately developed. Two barbels on each side, anterior i to 1 

 diameter of eye, posterior to H times. 



Dorsal iii 7-8 ; situated midway between eye and root of caudal, 

 border straight ; last simple ray not enlarged, flexible and a little 

 shorter than head. Anal ii 5 ; not reaching caudal. Pectoral - to f 

 length of head, not reaching ventral ; base of latter below anterior 

 rays of dorsal. Caudal peduncle 1-| times to twice as long as deep. 

 Scales radiately striated, 27-29 ^, 2|-3 between lateral line and 

 ventral, 12 round caudal peduncle ; lateral line incomplete, extending 

 on the anterior 8 to 15 scales only. 



Colour (of preserved specimens), brownish, darker above than 

 below ; a few round blackish spots forming a more or less regular 



"^ 



?7??3gf, laatfifrv 



>'"^ 



FIG. 85. Barlnts henwplewrogramma. 



series along each side, a dark patch at base of anal and one or two 

 small dark spots or irregular band on lower side of caudal peduncle. 



When alive the colouring is brilliant, dark along the back and a 

 bright reddish coppery colour on sides, white ventrally, with about 

 6 dark dots along the region of the lateral line. 



Six specimens, ranging from 27-41 mm. in length, from Baakens 

 Eiver, Port Elizabeth, Cape Province. 



Five specimens, ranging from 32-43 mm. in length, from Potchef- 

 stroom, Transvaal. 



Two specimens, each 34 mm. in length, from the stream outside 

 the cave at Wonderfontein, Transvaal. 



* 57. BAEBUS ASPER, Blgr. 



Bouleng., Cat. Fresh. Fish. Afr., ii., p. 176, fig. 154 (1911). 

 " Depth of body 3f to 4^ times in total length, length of head 4 

 times. Snout rounded, 3 to 3 times in length of head ; eye 4 to 4| 

 times in length of head, interorbital width 3 times ; mouth inferior; 



