MASTACEMBELUS. 



119 



6. MASTACEMBETiUa CUNNINGTONI. 



Bouleng. Tr. Zool. Soc. xvii. 1906, p. 575, pi. xli. fig. 3 ; Steind. Anz. Ak. Wien, 

 1909, p. 388. 



Depth of body 9 J to 11 times in total length, length of head 6^ to 7| 

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

 its distance from head 2J to 2f 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 pree- 

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

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

 head i to f length of latter. Anal II 115-125. Caudal pointed. 

 Pectoral 3 to |- length of head. Scales very small, 26-28 between 

 origin of soft dorsal and lateral line. Uniform brown above, or olive- 

 Fig. 72. 



Mastacemhelas cunnhu/toni. 

 Type (Tr. Z. S. 1906). |. 



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

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



Total length 650 millinfi. 



Lake Tanganyika. 

 ]-2. Types. Kituta. Di'- W. A Cunuiugton (0.). 



3. Type. Kazzaga. 



4 ^j. Kilewa Bay. Dr. L. Slappers (C.j. 



7. MASTACEMBELUS LU5ERIENSIS. 

 ■]Iastac^mhehu mavchli (aoii Sauv.), Steind. Notes Leyd. Mus. xvi. 1891, p. 31. 

 Mastacemhelns llheviensis, Bouleng. Tr. Zool. Soc. xv. 1898, p. 23. 



Depth of body 12 to 13 times in total length, length of head 8| to 

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



