844 DR. J. MURIF ON THE SPECIES OF PHASCOLOMYS. [Dec. 12, 
Skulls of the three species of Wombat, reduced to one-half of the natural size. 
Fig. 1. P. latifrons, Owen, from a specimen lately living in the Society's Gardens. 
2. P. wombat, Pér. et Les., from a specimen belonging to Mr. Gerrard. 
3. P. platyrhinus, Owen, from a specimen belonging to Mr. Bush. 
