Jour. Roy. Soc. Western Australia, Vol. XXVIII. 
iii. 
CONTENTS. 
Volume XXVIII. 
Page 
Office Bearers ... ... ... ... ... ... ... ... ... ... ii. 
Annual Report ... ... ... ... ... ... ... ... ... ... iv. 
Treasurer’s Report ... ... ... ... ... ... ... ... ... ... vi. 
Proceedings — Abstract of ... ... ... ... ... ... ... ... ... vii. 
Index of Authors ... ... ... ... ... ... ... ... ... ... x. 
General Index Ixxxix. 
Presidential Address — The Vegetation of Western Australia by C. A. Gardner ... xi, 
1. Permian Productinae and Strophalosiinae of Western Australia. By K. L. Pren- 
dergast ... ... ... ... ... ... ... ... ... ... 1 
2. The Occurrence of the Genus Conodypus in the North-West Division, Western 
Australia. By Irene Crespin ... ... ... ... ... 75 
3. Fibroferrite and Copiapite from Yetar Spring near Chidlows. By R. T. Prider 79 
4. The Geology and Petrology of part of the Toodyay District, Western Australia. 
By R. T. Prider 83 
5. Revision of the Embioptera of Western Australia. By Consett Davis ... ... 139 
6 . Ecological Succession observed during Regeneration of Triodia pungent, R. Br. 
afterburning. By Nancy T. Burbidgs ... ... ... ... ... 149 
7. Ecological Notes on. the Vegetation of the 80-mile Beach. By Nancy T. Burbidge 157 
8 . Bryozoa from the Wandagee and Nooncanbah Series (Permian of Western 
Australia) — Part I. By Joan M. Crockford 165 
9. A Revision of some previously described species of Bryozoa from the Upper 
Palaeozoic of Western Australia. By Joan M. Crockford ... ... ... 187 
10. Fossil Plants from Gingin, Western Australia. By A. B. Walkom 201 
11 . Marine Copepods from Western Australia (Series II.). By W. S. Fairbridge ... 209 
12. A Consideration of the Insect Population associated with Cow Dung at Crawley, 
W.A. By G. J. Snowball ... 219 
13. The Essential Oils of the Western Australian Eucalypts. By E. M. Watson ... 247 
