578 PEOFESSOE OWEN ON THE EOSSIL MAMMALS OF ATJSTEALIA. 



PLATE XLVII. 

 Fig. 1. Under or "hEemal" view of the pelvis 



Fig. 2. Upper or "neural" view of the sacrum and right half of the pelvis. 

 Fig. 3. Front view of the sacrum. 

 Fig. 4. Acetabular cavity. 



[See ' Admeasurements' in text for scale of reduction.] 



PLATE XLVIII. 



Fig. 1. Front view of femur. 



Fig. 2. Outside view of femur. 



Fig. 3. Section of middle of shaft of femur. 



Fig. 4. Lower articular end of femur. 



Fig. 5. Inside view of lower end of femur. 



One-third nat. size. 



PLATE XLIX. 



Fig. 1 . Hind view of femur. 

 Fig. 2. Front view of tibia. 

 Fig. 3. Outside view of tibia. 

 Fig. 4. Upper end of tibia. 

 Fig. 5. Lower end of tibia. 



Plate L. 



Restoration of the skeleton of Diprotodon australis : — one-twelfth nat. size. 



