420 FISHES FROM THE LAKE NGAMI BASIN, BECHUANALAND. 



PLATE XXXVIII. 



Fig. 1. Marcusenius castelnaui Blgr., p. 402. 



2. Clarias ngamensis Casteln., p. 404, with upper view of head [a) and enlarged 

 view (I) of dentition of upper jaw and palate {I). 



