BELONOGLANIS. 



509 



1. BELONOGLANIS TENUIS. 

 Bouleng. 1. c. pi. xiv. fig. 4. 



Depth of body 14 times in total length, length of head 7 times. 

 Head much depressed, 1£ times as long as broad, covered above with 

 granular asperities ; a A-shaped ridge on snout ; no fontanelle ; occipital 

 process trilobate ; snout acutely pointed, \ length of head, strongly 

 projecting beyond mouth ; eye 6 times in length of head, 2\ times in 



Fig. 380. 



Belonoglanis tenuis. 

 Type (A. M. C). f . 



interocular width. Maxillary barbel f length of head, mandibulars a 

 little shorter. Coracoid with a broad, rounded, rugose process below 

 base of pectoral. First dorsal I 7, first ray as long as head. Anal 10 

 (first ray rudimentary). Pectoral nearly as long as head, not reaching 

 ventral ; latter widely separated from anal. Caudal short and notched. 

 Caudal peduncle very thin and depressed, § total length. Dorsal scutes 

 28, from origin of dorsal ; 6 large scutes on each side of body, followed 

 by 23 on each side of lower surface of tail, the last 6 uniting with 

 the dorsals on caudal peduncle. Uniform brownish ; end of dorsal 

 and anal, second dorsal, and caudal black ; a black bar on pectoral and 

 on ventral. 



Total length 83 millim. 



Ubanghi. — Type in Congo Museum, Tervueren. 



