548 
MAMMALIA. 
elegant form and gracefulness they also possess. They inhabit 
the great forests of Senegal, Giuiana, Caffraria, and Abyssinia. 
They particularly frequent the gum woods ; so that the Europeans 
in Senegal call them the Gum Animals. 
The principal species of Galagos are the Galago of Senegal, 
the Demidoff Galago, and the Bushy-tailed Galago, or Moholi 
(Fig. 242). 
The Perodicticus was discovered in Guiana, in the seventeenth 
Fig. 240. — Propithecus ( Projnthecus dicidema). 
century, by Bosmann, a Butch traveller. It differs from the true 
Galagos in its tail, which is much shorter ; in its ears, which are 
also less developed ; and also in its only possessing the rudiment 
of a finger on its anterior extremities, so that it appears to have 
only four fingers, one of which, the thumb, is very widely sepa- 
rated from the others. This animal is thick-set in figure, and 
sluggish in movement ; in size, it scarcely equals the domestic 
Cat (Fig. 243). 
