LATE Vlll. 



Tetrabelodon zvillistoiii. a. mandible showing slightly decurved sym- 

 physis; deep groove, and two strong tusks; molars 2, 3, 4; strong ascend- 

 ing rami; relatively high condyles and coronoids, and a pronounced sig- 

 moid notch, b, top view, c, bottom view. 



