SPECIES OF MAMMALIA. 



678. 7. P. Genibarbis (the Kechubu of Java.) Gray or. 

 the upper part ; white underneath ; vibrissae on the cheeks 

 and side of the head. 



Pteromys Genibarbis, Horsfield's Zoological Researches. 

 Icon. Horsjield, I. c. 

 Habitat Java. 



679. 8. P. Lepidus. Fur blackish-brown; beneath 

 white ; head and middle of the back gray ; tail longer 

 than the body, oblong, flat; ears oblong, simple, naked ; 

 vibrissae very large. 



Pteromys Lepidus, Horsf. Java. 

 Icon. Horsf. I. c. 

 Inhab. Java. 



Obs. For the Cheiromys or Aye Aye, placed after Pteromys 

 in the text, see p. 51 of Table. 

 • 

 Section I[, With imperfect clavicles, or none. 

 Genus III. — Hystrix. 



Incisors f ; canines ^^^ ; cheek-teeth aa = 20 ; cheek-teeth, 

 with the tops flat, but furnished with ridges of enameh 

 Head strong; muzzle thick; ears short and long; tongue 

 furnished with spiny scales ; anterior feet with four toes, 

 and the rudiment of a thumb; posterior with five ; nails 

 strong; spines on the body, sometimes intermixed with hair ; 

 tail more or less long, sometimes prehensile. 



Obs. M. F. Cuvier has given us some remarks on the teeth 

 and characters of this genus, and has divided it into five 

 genera ; it had before been usually divided into two sec- 

 tions according to the tail. See Memoires du Museum 

 d'Histoire Naturelle, torn. ix. p. 413. 



680. 1. H. Cristata (Crested Porcupine.) Very long 

 spines on the back, annulated black and wliile ; a niaiio of 



261 ■-' T 



