I smaller than t s in crown height, 

 l, u i greater than either I, or I, in 

 crown length, through the possession 

 of a minute postero-labial cusp. C, 

 approximately twice as high as I ; . 

 with a small posterior cingulum, and 

 not separated from by a dias- 

 tema. FU« weI1 spaced, with no 

 diastema between P. and the canine. 

 In general Pi and P are of approxi- 

 mately equal dimensions, although 



Pl-1 are noticeably smaller in one 

 specimen examined. Both P, and Pi 

 arc inferior in size to P.-,. All premo- 

 lars possess small anterior and pos- 

 terior cingula. Molars high cusped. 



Table 2 provides data on the 

 cranial and dental dimensions from 

 the Holotypc and three other skulls 

 of Sminilwpsis psammophilus, all 

 hitherto undescribed. 



Plate 3C 



Lateral view of 

 cranium and 

 upper jaw. 



April, 1971 



109 



