40 



G0J3IID.£. 



verse series between dorsal and anal. Yellowish ; a dark spot on the 

 gill-cover, and another at the root of the caudal fin. 



Total length 120 raillim. 



Portuguese Guinea and Lower Niger. 



1. Type. Ginuu-l K., affluent of Cacheu U., Dr. W. J. Ansorge (C). 



Portuguese Guinea. 

 2-3. .All. I'issau, Portuguese Guinea. ,, 



4-(J. .\(1. I)('g:ini;i, Lower Niger. „ 



Cohius occidentalis. 

 Type. 



:!. NEMATOGOBIUS. 

 Bouleng. Ann. & Mag. N. H. (8) vi. I'.tlO, [>. '.(id. 



Distinguished from Gohius by the presence of a pair of barbels on the 

 chin and of one to the anterior nostrils. 

 A single species. 



L NILMATOGOBIUS AN'SOFfGU. 



I'oulcng. 1. e. and Ann. ilus. Congo, Zool. ii. ."», p. 2i;. pi. .wii. fig. 8 (11112). 



Body feebly compressed ; depth of body 5 to 6 times in total length, 

 length of head o^ to oj times. Head naked, IJ to ]f times as long 

 as broad, broader than deep ; snout short, rounded ; jaws equal in 

 front or lower slightly projecting; eye 4 to 4^ limes in length of 

 head ; interorbital space very narrow ; mouth extending to below centre 

 of eye ; teeth in villiforra bands ; no canines ; very regular scries of 

 sensory papillae on the head ; mental barbels nearly as long as eye, 

 nasals shorter. Dorsals VI, I 11-12, contiguous; longest ray ^ to § 

 length of head. Anal I 9, originating a little further back than second 



