LABEO. 307 



its upper edge straight or slightly convex, anterior branched rays 

 longest, always longer, and often much longer, than head. Anal III 5, 

 often reaching root of caudal. Pectoral nearly as long as or a little 

 longer than head, not reaching ventral, the first ray of which falls below 

 4th or 5th branched ray of dorsal. Caudal deeply emarginate, crescentic 

 when fully spread out. Caudal peduncle not or but slightly longer than 

 deep. Scales 40-44 5 ^,, 4-5 between lateral line and root of ventral, 

 16-18 (rarely 20) round caudal peduncle. Greyish, olive, greenish 

 brown, or steel-blue above, pale golden or silvery beneath ; ill-defined, 

 dark longitudinal lines sometimes present, running between the series 

 of scales ; young with a more or less distinct, always ill-defined, round 

 dark spot on the side, involving the series of scales bearing the lateral 

 line, above the pectoral fin. 

 . Total length 570 millim. 

 Nile, Blue Nile, White Nile, Lake Albert. — Types in Vienna Museum. 



J. Petherick, Esq. (0.). 

 L. Loat, Esq. (C). 



1-3. Ad. & yg. 



Lower Nile. 



4-6. Yg. 





Near Ghet-el-Nassara, 

 L. Menzaleb. 



7. Hgr. 





Samannud, Damietta Nile. 



8-9. Hgr. 





Rosetta Nile, near Barrage. 



10. Skel. 





*y " 



11. Yg. 





Barrage N. of Cairo. 



12. Yg. 





Near Cairo. 



13-15. Ad. 



&yg- 



Beni Souef, Lower Nile. 



16. Ad. 





Bahr Selab, Fayum. 



17. Ad. 





Between Assiut and Abu Ti 

 Lower Nile. 



18-19. Yg. 





Near Luxor. 



20-21. Ad. 





Ibrim, Upper Nile. 



22. Hgr. 





Upper Nile. 



23, 24-25. 



Ad., hgr., 



Khartum. 



&yg- 







26. Hgr. 





Qmdurman. 



27. Hgr. 





Wad Medine, Blue Nile. 



28. Hgr. 





Fashoda, White Nile. 



29-34. Hg 



r. & yg. 



Polkom, Baro R. (Sobat). 



J. Petberick, Esq. (CI). 

 L. Lout, Esq. (C). 



Mr. P. C. Zaphiro (C.) ; 

 W.N. McMillan, Esq. (P.). 



35. Ad. Mouth of. Lake No, Wbite L. Loat, E.q. (C). 



Nile. 



36. Ad. Butyaba, Lake Albert. J. S. Budgett, Esq. (P.). 



x:' 



