358 Mr. G. A. Boulenger on the 
Caudal peduncle longer than deep; Sq. 35 
PEA, 1D oud Te PTT h et Ga cok eee Ob, ee eee 
Caudal peduncle not or but slightly longer 
than deep; Sq. 83-35 =e Oy AD Bete 27. L. parvus, Blgr. 
TI. Two barbels on each side. 
Dorsal with 10 or 11 soft rays; eyes supero- 
lateral; barbels longer than the eye; 
Sq. 40-41 gpg, 6, 20-22 2. ss wo... 28. L. barbatus, Blev. 
Dorsal with 10 or 11 soft rays; eyes per- 
fectly lateral; barbels hardly as long as, 
or shorter than, the eye ; Sq. 46-50 oon 
6-7, 22-24 ....... CERT ESE CNG ES. ee. 29, L. capensis, Smith. 
Dorsal with 8 to 10 soft rays; eyes perfectly 
lateral; barbels hardly as long as, or 
shorter than, the eye; Sq. 60-65 pete 
a (UE ea ce ree AA Sa OS aN 4 30, L. umbratus, Smith. 
1. Labeo niloticus. 
Cyprinus niloticus, Forskal, Descr. Anim. p. 71 (1775) ; Geoffr. Deser. 
Keypte, Poiss. pl. ix. fig. 2 (1809). 
Labeo niloticus, 1. Geoffr. op. cit. p. 282 (1827). 
Labeo niloticus, part., Cuv. & Val. Hist. Poiss. xvi. p. 3388 (1842) ; 
Giinth, Cat. Fish. vii. p. 47 (1868), and Petherick’s Tray. Afr. ii. 
p- 259 (1869). 
Labeo vulgaris, Heckel, Russegger’s Reise, ii. p. 303, pl. xx. fig. 3 
(1846). 
Nile. 
2. Labeo horte. 
Heckel, Russegger’s Reise, iii. p. 804, pl. xxi. fig. 1 (1846). 
Chondrostoma dembeensis (non Riipp.), Cuv. & Val. Hist. Poiss. xvii. 
p- 398 (1844). 
Labeo niloticus, part., Giinth. Cat. Fish. vii. p. 47 (1868), and 
Petherick’s Tray. il. p. 259 (1869). 
Nile and Albert Nyanza. 
3. Labeo senegalensis. 
Cuy. & Val. Hist. Poiss. xvi. p. 346, pl. cecclxxxvi. (1842); Steind. 
Sitzb. Ak. Wien, lxi. 1870, p. 560, pl. vi. & pl. viii. fig. 1. 
Senegal, Gambia, Niger. 
4, Labeo Steindachnert. 
Pfeffer, Fische O.-Afr. p. 51 (1896). 
Kingani R., Hast Africa. 8 
