Tin' Freshwater Fishes of South Africa. 451 



Two specimens, 140 mm., 154 mm. in length respectively, from 

 Pienaars Eiver, Transvaal (C. J. Swierstra). 



One specimen, 195 mm. in length, from Umguazi Eiver, Rhodesia 

 (20 miles N. of Zambezi River). 



5. SCHILBE. 



Guv., Regne Anim., ii., p. 202 (1817), part. ; Giinth., Cat. Pish., v., 

 p. 40 (1864) ; Bouleng., Poiss. Bass. Congo, p. 273 (1901), Pish. Nile, 

 p. 311 (1907), Cat. Fresh. Pish. Afr., ii., p. 293 (1911). 



Differs from Eutropius only in the absence of the adipose dorsal 

 fin. 



SCHILBE MYSTUS, L. 



Silitrus mystus, Linn., in Hasselq. Reise Palast., p. 419 (1762), 

 and Syst. Nat., i., p. 502 (1766). 



Schilbe mystus, Riipp., Beschr. 11. Fische Nil, p. 5 (1829); Cuv. 

 and Val., Hist. Poiss., xvi., p. 372 (1839) ; Giinth., Cat. Fish., v., p. 50 

 (1864); Bouleng., Poiss. Bass. Congo, p. 273 (1901), Fish. Nile, 

 p. 311, pi. Ivi. fig. 1 (1907), and Cat. Fresh. Fish. Afr., ii., p. 293, 

 fig. 238 (1911). 



Chilbe clierissie, Rifaud, Voy. Bgypte, pi. cxciii., No. 30 (1830). 



Schilbe intci'iit"f/ius, Ritpp., Fortsetz. Beschr. n. Fische, p. 6 

 (1832). 



Schilbe auratus, Joannis, Mag. Zool., 1835, pi. v. 



Schilbe senegalus, Cuv. and Val., t.c., p. 378. 



Schilbe dispila, Giinth., t.c., pp. 51, 223, and Ann. and Mag. N.H. 

 (6), xvii., 1896, p. 276; Bouleng., Poiss. Bass. Congo, p. 274. 



Schilbe senegalensis, var. fasciata, Steind., Sitzb. Ak. Wien, lx., i., 

 1872, p. 983, pi. vi., figs. 1 and 2. 



? Schilbe bouvieri, Rochebr., Bull. Soc. Philom. (7), ix., 1885, p. 95. 



Depth of body 4*- to 4*- times in total length excluding caudal, 

 length of head 4 to 4 T 7 o- times. Head If to If times as long as 

 broad; snout broad, 1 times to twice as long as eye, lower jaw 

 projecting ; eye perfectly lateral, 5 to 7 times in length of head, 

 2i- to 3-| times in interorbital width ; width of mouth about equal to 

 interorbital width. Vomero-palatine teeth forming an uninterrupted 

 crescentic band, which is narrower than the band of the premaxillary 

 teeth. Nasal barbel / to | length of head; maxillary and outer 

 mandibular barbels about equal and | to | length of head, inner 

 rnandibular barbel 'i to ^ length of outer. Gill-rakers moderately 

 long, widely set, 9-12 on lower part of anterior arch. 



