s*~ 



FIG. 67. LOWER JAW OF PHASCOLOTHERIUM BUCKLANDI. 

 From the Stonesfield Slate (Lower Jurassic), Oxfordshire. Outline fig. nat. size. 



(B.M. Guide.) 



FIG. 68. LOWER JAW AND TEETH OF SPALACOTHERIUM TRICUSPWEXS. 

 From the Purbeck beds (Upper Jurassic) of Swanage. Outline fig. nat. size 

 c and d being lateral and upper views of a molar tooth. (B.M. Guide.) 



FIG. 69. LOWER JAW OF TRICOXODOX MORDAX. 

 Purbeck of Swanage. Nat. size. (B.M. Guide.) 



