PLATE II. 



Pleistocene Hippopotamus. 



Hippopota in us a mpJi ibius. 



Skull. 



both from the river gravel of Bar 

 rington, near Cambridge. 



Fig. 



1. Skull seen from the right side (one-fifth 



natural size) 



2. Mandible seen from the left side (one- 



fourth natural size) 



The skull, which lacks the premaxillae, is that of the composite skeleton set up 

 in the Sedgwick Museum, Cambridge. The separate mandible, which is also in 

 the Sedgwick Museum, is labelled " Barrington 1884." 



a. Occipital condyle. 



b. Glenoid fossa. 



c. Zygomatic process of squamosal. 



d. Mandibular condyle. 



e. Coronoid process. 



/. Process from angle of mandible. 



