566 



HYRACOIDEA. 



its inner side for the articulation of a process of the tibia. The 

 fibula articulates with the astragalus, not with the calcaneum. 

 The stomach is simple. There is the usual caecum at the 



a iKi. ^rfu. — I'rocavia arborea Smith, Cape of Good Hope. A skull. B upper jaw from below. 

 C manus. D pes (from Zittel). R radius, U ulna, s scaphoid, I lunar, c cuneiform, p pisi- 

 form, ce centrale, tm trapezium, td trapezoid, m magnum, j< unciform, c calcaneum, a astra- 

 galus, n navicular, c~, c^ meso- and ecto-cuneiform, cb cuboid, i-v digits numbered. 



beginning of the large intestine, and a pair of smaller caeca 

 placed lower down on the colon. There is no gall bladder. The 

 testes remain m the abdomen and there is no scrotum. The 

 vulva and anus are enclosed in a common fold of skin. There 



are six mammae, four of 

 which are inguinal and 

 two axillary. The uterus 

 is bicornuate and the 

 placenta zonary. Most 

 of the species live on 

 rocky ground, but a few 

 (the Dendrohyrax division) 

 live in trees. 



Fig. 291. — Procuvia syriaca (from Claus). 



There is one living genus, Procavia Storr (Hyrax Herm.), represented 

 by about 18 species in Africa ; one of these, P. syriaca Schreb., extends 

 into SjTia ; it is the coney of the Bible. P. capensis Pall, rock-rabbit, 

 daman, dassy. The earliest remains of these animals hitherto found are 

 from the Upper Eocene of the Fayum in Egypt. These are Megalohyrax 



