266 A JOURNEY UP THE RIVER CONGO. 
length and very pointed. This creature, which is a dark, 
dun-colour in the male, with white spots and _ stripes, 
inhabits the marshes and small streams, being much more 
at home in the water than on land. The horns are much 
used by the natives as trumpets (see illustration, p. 296). 
Other members of the TZragelaphide are the Kudus, 
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A COBUS ANTELOPE, 
which I have seen near Vivi, the harnessed antelope, 
common everywhere, and probably also the derbian, or 
striped eland. | ita 
A. porcupine is found all along the Congo, and its quills 
are used for many purposes by the natives. The Ba-yansi 
call it “nkaké,” or “thunder,” from the noise it makes 
rattling its quills in anger. A large rodent, Aulacodus, is 
