PLATE I 



No. 3 



X 5 diams 



Fig. 1 



I limestone breccia, Cloudmaker, with fragments 



of Arehaeocyathinae dolomitised limestone, 



quartz fragments and later calcite veins. 



No •_'<». 



12 diams. 



Fig. 2 



Cloudmaker, Beardmore Glacier. Partially 

 dolomitised oolitic limestone. 



No. 24-, 



12 dianis 



Fig. 3 



Erratic, tape Royds. Dolomitised and partially 

 gilicified oolitic limestone. 



No. 240. 



x 28 diams 



Fig. -t 



Erratic, (ape Royds. Dolomitised and partialh 

 silicified oolitic limestone. 



[To face p. 200 



