LABEO. 303 



D. Ill 10 ; Sc. 39 J 4, 22 ; candal peduncle 



longer than deep 22,. L. Jcirkii, Blgr., p. 328. 



/9. 16-18 scales round caudal peduncle. 



* Candal peduncle longer than deep. 

 D. Ill 9-11 ; diameter of eye 5^-8 times 



in length o£ head ; Sc. 38-42 |f=g, 4-5, 



16-18 .° ! . . 24. L.forsMU, Rupp., p. 329. 



D. Ill 8-10 ; diameter o£ eye 4-7 times in 



length o£ head ; Sc. 35-39 ^fp^, 3-4, 



16-18 25. Z^. cylindricus, Peters, p. 331. 



** Caudal peduncle as long as deep or little deeper than long ; 

 D. Ill 10 ; Sc. 37-39 f,, 4, 16. 



Diameter o£ eye 7 times in length of head in 



adult; snout pointed, ending in a turned- 



up appendage 26. L. nasus, Blgr., p. 333. 



Diameter of eye 4-5^ times in length of head ; 



snout obtusely pointed 27. L. greenii, Blgr., p. 334. 



7. 12 scales round caudal peduncle ; D. Ill 10 (rarely 9 or 11). 



* Caudal peduncle 1-^— If times as long as deep ; Sc. 34-39 ^jn:. 

 Head 1^ times as long as broad ; 4 series of 



scales between lateral line and ventral. . 28. L. lukulce, Blgr., p, 335. 

 Head 1^-1^ times as long as broad ; 3 series of 



scales between lateral line and ventral . . 29. L. annectens, Blgr., p. 336. 



** Caudal peduncle not or but slightly longer than deep ; Sc. 3.3- 

 35 5|ii'2i-3,12. 

 Longest ray of dorsal If-lf times as long as 



head ; diameter of eye 2|-3 times in inter- 

 orbital width 30. L. charien.ns, Pellegr., p. 337. 



Longest ray of dorsal as long as or a litile 



shorter than head ; diameter of eye If- 2 



times in interorbital width 31. L. parvus, Blgr., p. 337. 



Longest ray of dorsal as long as or a little 



longer than head ; diameter of eye 1^-1| 



times in interorbital width 32. L. ohscurus, Pellegr., p. 338. 



11. Two barbels on each side ; dorsal with concave upper edge. 



A. Eyes perfectly lateral, or nearly perfectly lateral ; barbels not longer 



than eye. 

 D. Ill 8-10 ; Sc. 58-65 fKei' ^"1^' ^^~^^ • ^^- ^- "*"^''«*"^' ^- Smith, p. 339. 

 D. ly 10-11 ; Sc. 44-50 ro|=l!|' ^-7, 20-24 . 34. L. capensis, A. Smith, p. 340. 

 D. IV 10 ; Sc. 36 f|, 4, 16 35. L. ansorgii, Blgr., p. 341. 



B. Eyes supero-lateral ; barbels longer than eye in the adult. 



D. Ill 10-11 ; Sc. 40-41 Ji^J, 6, 20-22 . . 36. L. larhatus, Blgr., p. 342. 



