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PROCEEDINGS OF THE GEOLOGICAL SOCTETT. [April 8, 



Fig. 1. — Thylacoleo carnifex, restored. One-third the natural size. 

 From specimens in the British Museum and Museum of the Royal 

 Collie of Surgeons. 



The unshaded parts are conjectural, c. The canine. The small upper tuber- 

 cular molar is concealed behind the large compressed trenchant premolar. 

 The cutting edges of the premolars, especially of the lower one, are much 

 worn. 



Fig. 2. — Thylacoleo carnifex, restored. One-third the natural size. 



