22 



LEPIDOSIRENHXE. 



Fin;. 15. 



Proloplerus ceihiopicus. 

 Lake Albert Edward (F. N.). A. 



Total length 1380 millim. 



From the Eastern Sudan to the borders of Lake Tanganyika. — Type 

 in Vienna Museum. 



Mouth of "White Nile (?). 

 Wadelai, Albertine Nile. 

 Lake Albert Edward. 



1. Ad., stffd. 



2. Yg. 

 3-4. Ad. 

 5. Skull. 



6-13. Ad., hgr., & yg 

 14, 15. Ad., stffd. 



16, 17. Ad. & yg. 



18. Ad., skin. 



19. Skel. 



20. Ad. 



Entebbe, Lake Victoria. 

 Lake Victoria. 



Kakonde E., south end of 

 L. Tanganyika. 



Emin Pasha (P.). 



Prof. J. E. S. Moore (C). 



Scott Elliot, Esq. (P.). 



Mr. E. Degen (C). 



Mr. W. G. Doggett (0.) ; 



Sir Harry Johnston (P.). 



Mr. W. G. Doggett (C.) ; 

 Col. Delme Radcliffe (P.). 



Dr. W. A. Cunnington 



(C). 



3. PROTOPTEEUS DOLLOI. 



Bouleng. Ann. Mus. Congo, Zool. i. p. 155, pi. lvi. (1900), and Poiss. Bass. Congo, 

 p. 37 (1901). 



Depth of body 11| to 12 times in total length. Length of head 5 to 

 6 times in distance from end of snout to vent ; snout broadly rounded, 

 more than ^ length of head; eye very small, its diameter 15 to 19 times 

 in length of head, 4 to 6 times in interocular width (in half-grown and 

 adult), 54 pairs of ribs. Dorsal originating much nearer vent than 

 occiput. Fore limb longer than the hind limb and provided with a well- 

 developed fringe ; hind limb without or with a very rudimentary fringe. 

 86-91 scales in a longitudinal series from gill-opening to above vent, 

 40-44 round middle of body. Olive-brown above, with round black 

 spots, or uniform blackish above and whitish beneath ; lines of sensory 

 canals lighter than ground-colour. 



