206 TRIBES HARD TO DISTINGUISH , [chaf. v. 
natives as the Choi. The east bank of that stream is 
occupied by the Gallas, who have frequently invaded 
the Latooka country. There is an interesting circum¬ 
stance connected with these invasions, that the Gallas 
were invariably mounted upon mules. Neither horse, 
camel, nor other beast of burden is known to any of 
the White Nile tribes, therefore the existence of mules 
on the east bank of the Choi is a distinguishing feature. 
Both Abyssinia and the Galla being renowned for 
a fine breed of mules affords good circumstantial 
evidence that the Akkara tribe of the Choi are true 
Gallas, and that the Latookas may be derived from 
a similar origin by settlements after conquest. 
The great chief of the Latookas, “ Moy,” assured me 
that his people could not withstand the cavalry of the 
Akkara, although they were superior to all other tribes 
on foot. 
I have heard the traders of Khartoum pretend that 
they can distinguish the tribes of the White Nile by 
their individual type. I must confess my inability on 
this point. In vain I have attempted to trace an 
actual difference. To me the only distinguishing mark 
between the tribes bordering the White River is a 
peculiarity in either dressing the hair, or in ornament. 
The difference of general appearance caused by a 
variety of hairdressing is most perplexing, and is apt 
