488 Annals of the South African Museum. 



Four specimens, ranging from 134-144 mm. in length, from 

 Kanoogha River, East London. 



Four specimens, ranging from 77-122 mm. in length, from 

 Umkomas River, Natal (Dr. G-ilchrist). 



Three specimens, ranging from 60-89 mm. in length, from Umbeluzi, 

 Swaziland (Mr. Howard). 



Two specimens, 26 mm. ,32 mm. in length respectively, fix>m Komati 

 Poort, Transvaal. 



Thirty-five specimens, ranging from 30-83 mm. in length, from 

 Nquametzi River, Transvaal (Major J. Stevenson Hamilton). 



Twenty-two specimens, ranging from 34-99 mm. in length, from 

 Sabi River, Transvaal (Major J. Stevenson Hamilton). 



One specimen, 142 mm. in length, from Mauzemutonto River, 

 Transvaal (Major J. Stevenson Hamilton). 



Ten specimens, ranging from 81-128 mm. in length, from Dwaai'S 

 River, Transvaal. 



Six specimens, ranging from 105-1 67 mm. in length, from Pienaar's 

 River, Transvaal. Pretoria Museum. 



Two specimens, 114 mm., 115 mm. in length respectively, from 

 Umniati River, Rhodesia. Bulawayo Museum, collected by Meimell. 



One specimen, 147 mm. in length, from Salisbury, Rhodesia (J. 

 ffolliott Darling). 



6. TlLAPIA MACEOCHIR, Blgr. 



Bouleng., Ann. and Mag. Nat. Hist. (8), x, 1912, p. 139, and Freshw. 

 Fish. Africa, iii, p. 160, fig. 105 (1915). 



Teeth in five series, about 80 in outer series of upper jaw. Depth of 

 body twice in total length excluding caudal, length of head 3| times. 

 Head If times as long as broad, upper profile descending in a strong 

 curve ; snout rounded, with concave upper profile, a little broader than 

 long, shorter than postocular part of head ; eye 5| times in length of 

 head, | interorbital width, less than preorbital depth ; mouth rather 

 small, extending to between nostril and eye ; scales on cheek in 2 or 3 

 series, width of scaly part a little less than diameter of eye. Gill- 

 rakers moderate, 25 on lower part of anterior arch. 



Dorsal xvi 11 ; last spine longest, about -| length of head ; longest 

 soft ray nearly equals length of head. Pectoral li length of head, 

 reaching beyond vertical of origin of anal. Ventral reaching to vent. 

 Anal iii 10 ; 3rd spine ^ length of head. Caudal slightly emarginate ; 

 caudal peduncle deeper than long. Scales cycloid, 30 j| ; lateral 

 lines 'f !, . 



