Tho:\ison. — Geology of Middle Waipara and Welm Pass Disfrirf. 325 



Fig. 1.— Geological map of the Middle Waipara and Weka Pass district. Scale. Jin. 



to one mile. The sides of the map are N. 71° E. 1, Pre-Notocene. 2, Piri- 



' pauan. 3, Amuri limestone and Weka Pass stone. 4, " Grey marls " and 



sands interbedded with 5, Mount Brown hmestones. 6, Greta and Kowhai 



beds. 7, Notopleistocene (alluvial plains). 



