314 ADDENDA, VOL. If 



farther back. Adipose dorsal low, originating at a short distance from 

 the rayed dorsal. Anal 9-10 (6-7 rays branched). Pectoral -j length 

 of head ; spine strong, -J length of head, striated, with a few retrorse 

 serrse in front. Ventral midway between end of snout and root of 

 caudal, below middle of dorsal. Caudal rounded. Yellowish, with 

 large dark brown spots, some of which may form cross-bands ; orange 

 blotches below the head and at the vent ; two orange streaks along 

 each side, another at the base of the adipose fin; dorsal and caudal fins 

 spotted with dark brown. 



Total length 54 millim. 



Sierra Leone. 



1-2. Types. Victoria. N. W. Thomas, Esq. (P.). 



3. Type. Pujehun. „ 



24 a. LIAUCHENOGLANIS, g. n. 



Body elongate, feebly compressed. Dorsal fin long, composed of a 

 spine and 19 or 20 branched rays and followed by a small adipose fin 

 which extends to the caudal ; anal fin rather long. Ventral fin with 

 6 rays, inserted below the anterior part of the dorsal. Three pairs of 

 barbels : maxillary and two mandibulars. Nostrils widely separated 

 from each other, the anterior on the upper lip, the posterior slit-like. 

 Eye superior, very small, without free border. Pmemaxillaries small, 

 maxillaries long; jaws with villiform teeth; palate toothless. Gill- 

 membranes feebly notched, narrowly attached to isthmus. 



Sierra Leone. 



Distinguished from Notoglanidium by the longer dorsal fin and the 

 more anterior position of the ventrals. 



1. LIAUCHEXOGLAXIS MACULATUR, sp. n. 



Depth of body G| to 7 times in total length, length of head ?>h to 

 4 times. Head rather strongly depressed, 1\ times as long as broad, 

 smooth above ; snout rounded, a little shorter than postocular part of 

 head ; no occipital process, no nuchal shield ; posterior nostril mucli 

 nearer eye than end of snout ; eye 4 times in length of snout or 

 interocular width. Maxillary and inner mandibular barbel equal, a 

 little shorter than head, outer mandibular a little longer than head. 

 Priemaxillary teeth forming a small rounded or cordiform patch. 



