MASTACEMI3ELUS. 



119 



G. MASTACEMBELUS CUNNINGTONI. 

 Boulciig. Tr. Zool. Soc. xvii. lOOG, p. 575, \A. xli. fig. 3 ; Steiiul. Aiiz. Ak. Wicii, 

 r.H)'.), p. 388, 



Depth of body 9^ to 11 times in total length, length of head G^ to 7^ 

 times. Vent nearly equally distant from end of snout and fiom caudal, 

 its distance from head 2^ to L'f times length of latter. Snout 3 to 4 

 times as long as eye, ending in an appendage which is a little longer 

 than latter ; mouth extending to below posterior nostril or not quite so 

 far; a strong erectile spine below posterior nostril; two strong praj- 

 opercular spines. Dorsal XXVII-XXIX 95-105 ; spines increasing 

 in length, last li times as long as eye ; distance between first spine and 

 head \ to | length of latter. Anal II 115-125. Caudal jjointed. 

 Pectoral ^ to f length of head. Scales very small, 2()-28 between 

 origin of soft dorsiil and lateral line. Uiiiforni brown above, or olive- 



Fis. 72. 



"^ ^ V V V. 



% 



MdstdCenilx Ins cnnniiii/loni. 

 Type (Tr. Z. S. liJOO). h 



brown mottled with darker, white beneath; pectoral, dorsal, and anal 

 fins brown, with a light edge; caudal blackish, edged with orange. 



Total length CSO millim. 



Lake Tanganyika. 



1-2. TviR's. Kitutn. ])i'. W. A Cumiingtoii (('.). 



3. TyjH'. Kazztiga. „ 



i. All. Kilowa Bay. J)r. L. Slapi>ois (C). 



7. MASTACEMBELUS LIBEUIENSIS. 



.}/,i.'!tur('ml>eliis march'n (noil Sauv.), Steiiid. Notes Loyd. Mas. xvi. IS'.) I, p. 31. 

 Mat'taannfiehix liherienit.s Bouk-ng. Tr. Zool. Soc. xv. 1898, p. 23. 



Deptli of body 12 to lo times in total length, length of liead 8f to 

 9 times. Vent nearly equally distant from end of snout and Croni caudal, 



