PLEUKONECTID^. 



1. CYNOGLOSSUS SEXEGALEXSIS. 



Arelia seuefjalensis, Kau]), t. c. p. lOcS. 



Ci/no(/lossiis seneffalensis, Ciiintli. t. c. p. 502; Steind. Sitzl). Ak. Wien, Ix. i. 1870, 

 p. !177, ami Notes Leyd. Mas. xvi. 1S'J4, p. .lO. 



Depth of body 4? to o times in total Icngtli, length of head 5 to oi 

 times. Lower eye farther back than upper, close to mouth ; diameter 

 of eye 8 to 12 times in length of head; interorbital space narrower 

 than eye; two nostrils, one between the eyes, the other near the moutli 

 in front of lower eye. Dorsal 126-140 ; anal 110-120. 120-140 scales 

 in longitudinal series along lateral line, from above gill-opening; 

 2 lateral lines on coloured side: 17 or IS lon<;itudinal series of scales 



FiK. 3. 



Cy)iO(/lossus senet/aleiisis. 

 St. Louis. 5. 



between lateral lines at widest point ; longitudinal and transverse series 

 of sensory canals on the head. Uniform reddish or pur[»lish brown. 



Total length o.jQ millim. 



West Africa, from Senegambia to Angola. — Types in Paris Museum. 



1. Ad. 



2-i. Ad. & liyr. 

 .-). Skfl. 

 f.. Ad. 

 7. Hgr. 

 ■S-IO. llgr. 

 1 1-1;'.. Ad. iV ligr. 



14. Ad. 



15. Ad. 



St. Tjoiiis. Sciioiial. 

 Gainliia. 



Lagos. 



Degania, Lower Niger. 



01.1 Calaljar. 



Lainl)ar(Mio, Osowe. 



Ogowe. 



Qiuniza H. at Cnnga. Angola. 



JL !'. Uelhe/ (('.). 



J. S. Budgett, Esq. (P.). 



Sir A. Moloney (P.). 

 Dr. \V. J. Ansorgc ((".). 

 A. Murray, Esq. (P.). 

 Miss Kiiigsley (C). 



Dr. W. .1. Ansorge ((".). 



