AN ABAS. 



61 



Pectoral as long as head. Ventral produced into a filament, reaching 

 fifth or sixth anal spine. Caudal rounded. Caudal peduncle merely in- 

 dicated. Scales rugose and strongly ctenoid, 27-28 |; lateral hnes ^^. 

 Brownish, with 6 or 7 legular dark bars with wavy edges, wider than 

 the interspaces; spinous dorsal and anal edged with blackish, the 

 former with several oblique daik streaks ; outer half of ventrals black. 



Total length 79 millim. 



Congo. 



1-3. Tvpos. 

 4. Ad." 



Monseinbe, Upper Congo. 

 Bonm, Lower Oonoo. 



]{ov. J. H. Weeks(P.). 

 Mr. J. Paul Arnold (P.). 



FiK. 37 



^_ .. i.^.i^awi.-^ap.^TTr'.-r^ J, 



Anahas petheri 

 Type (F. X.). 



11. AM ABAS PBTHERICI. 



Ctenopoma petherici, part., Giinth. Ann. & Mug. N. H. (3) xiii. 1864, p. 211, xx. 



1867, p. 110, and Petherick's Trav. ii. p. 208, pi. i. f5g. A (1869). 

 Anahas petherici, Bouleng. Ann. & Mag. N. H. (7) iii. 1899, p. 243, and Fish. 



Nile, p. 442, pi. Ixxxiii. fig. 1 (1907) ; Pellegi-. Poiss. Bass. Tchad, p. 120, 



fig. (1914). 



Depth of body 2j to 2^ times in total length, length of head 

 2f to 3 times. Snout rounded, as long as or a little shorter than eye, 

 ■which is 4 to 4§ times in length of head and about IJ times in inter- 

 orbital width ; maxillary extending to below anterior third of eye ; 

 palatine teeth present ; prteorbital entire ; a few small serrse may be 

 present at the angle of the prseoperculum ; interoperculum and sub- 

 operculum finely serrated ; operculum with two groups of strong scrrtse. 



