MASTACEMBELUS. 135 



not longer than eye ; distance between first spine and head J length of 

 latter. Anal II 90-95 ; first spine extremely short, very indistinct. 

 Caudal rounded. Pectoral | length of head. Scales very small, 20 

 between origin of soft dorsal and lateral line ; latter formed of a few 

 tubules widely separated from one another. Brownish, with dark lines 



Fig. 88. 



Mustacemhelus reticalofus. 

 Type. f. 



forming a wide-meshed network ; dorsal, anal, and caudal fins blackish, 

 with round white spots more or less regularly arranged, and a white 

 border. 



Total length 190 millim. 



Sierra Leone. 



1-2. Types. Sierra Leone, Liverpool School oE Trop. 



Medicine (P.). 



2(k JIASTAOEMBELUS MELLANDT. 

 Bouleno;. Ann. & Mng. N. H. (8) iv. 1914, p. 386. 



Depth of body 12 times in total length, length of head 7| times. 

 Vent equally distant from head and from caudal, its distance from 



Fit;. 89. 



Mastacemhelus meUandi. 

 Type. i. 



former 3 times its length. Snout 4 times as long as eye, ending in an 

 appendage which is 1^ times as long as eye; mouth extending to below 

 anterior border of eye ; no prseorbital or prteopercular spines. Dorsal 



