412 



SILURID.E. 



5-8. Hgr. & yg. 



9. Ad. 

 10. Skel. 



11-14. Ad. & hgr. 

 15-16, Ad. 



17. Ad. 



18. Ad. 



19-21. Ad. & lior. 



Between Khartum and the 



Sobat. 

 Bahr Zeraf. 



Near Tonga, White Nile. 

 Month of L. No. 

 Gondokoro, Bahr-el-Gebel. 

 Fajao, Victoria Nile. 

 Omo R. 

 L. Rudolf at Galeba. 



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



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

 Capt. S. Flower (P.). 

 L. Loat.Esq. (C). 



J. 8. Bndgett, Esq. (P.). 

 Dr. Donaldson Smith (C). 

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

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



10. SYNODOXTIS GAUDOVITTATUS. 



Bouleng. Ann. & Mag. X. H. (7) viii. 1901, p. 10, and Fish. Nile, p. 301, pi. Ixvi. 

 (1907). 



Depth of body 3 to 3^ times in total length, length of head, 3^- to 3f 

 times. Head a little longer than broad, rugose, granulate above; 

 snout rounded, as long as or slightly longer than postocular part of 



Fig. 310. 



St/nodonlis caudovittatus. 

 Tjpe(F. N.). i. 



head; eye supero-lateral, 4 J to 5 times in length of head, 2 to 2£ 

 times in width of interorbital region ; lips moderately developed ; prae- 

 maxillary teeth forming a short, broad band ; movable mandibular teeth 



