﻿PLATE III. 



Pleistocene Beaes (Z7. arctos). 

 Cranium. 

 (One third natural size.) 



Pig. 

 1. 



2. 



3. 



Dorsal 

 Lateral 

 Ventral 



a. Post-orbital process of frontal. 



b. Occipital condyle. 



c. Post-orbital process of jugal. 



d. Mastoid process of periotic. 



e. Anterior palatine foramen. 



/. Post-glenoid process of squamosal. 



g. Post-glenoid foramen. 



h. Infra-orbital foramen. 



i. Lachrymal foramen. 

 This specimen, which is preserved in the British Museum (Nat. Hist.), was 

 found near Ballinamore, co. Leitrim. It is referred to as II. ferox fossilis by 

 Busk, ' Phil. Trans.,' clxiii, p. 543 (1873), and Leith Adams, ' Trans. Roy. Irish 

 Acad.,' xxvi, p. 225 (1879). 



