Trans. N.Z. Inst., Vol. LI. 



Plate XXV. 



---^^?r^. 



Kp" 



[C. A. Cotton, photo. 



Fig. 1. — View from Coverham, looking westward. The foreground consists of 

 Clarentian rocks, in the middle distance the monoclinal ridge of Amiii'i 

 limestone is cut bj^ the Mead Gorge, and in the distance Mount 

 Tapiiaenuku is seen. 



[C. A. Cotton, photo. 



Fig. 2. — Junction between Clarentian conglomerate (above, left) and pre-Notocene 

 greywackes (below, right) in a tributary of the Wharf Stream. 



