PART III.— GE0L(3GY AND BOTANY. 



TABLE OF CONTENTS. 



SECTION I.— PHYSICAL GF.OGRAPHY AND GEOLOGY. 



I'AGE 



PHYSICAL GEOURAPIIY JJy Protessor PtALPU Tatk and .J. A. AVatt, 



M.A., Il.Sc. ------ 1 



GENERAL GEOLOGY - Py Piufcssor PtALi'U Tate and J. A. Watt, 



M.A., B.8c. (Plates 1 and 2) - - - 2G 



L Pkevious Rkcoi£Ds and Rkfkuknces tu thk Litekatuue of 



THE Region --------- 2lJ 



2. Pke-Cambrian - - - ----- - 33 



3. Okdovician --------.. 46 



4. Post-Ordovician Conglomerate ------ 60 



5. Upper Cretaceous - 62 



G. Desert Sandstone (Supka-Cretaceolh) ----- 65 



7. Post-Cretaceous Phenomena ------ 68 



8. Tertiary ...--... - 71 



ECONOMIC GEOLOGY - Py J. A. Watt, M.A., P..Sc. - - - 76 

 PETROLOGY - - . By W^ F. Smeetii, M.A., A.R.S.M., and 



J. A. Watt, M.A., P.Sc. (Plates 1, 2, 3, 4) 82 



PALEONTOLOGY' - - By Profcssur Ralph Tate (Plate-s 1, 2, 3) 97 



SECTION II.— BOTANY. 



BOTANY - - - - By Pivjfcssor Ralph Tate, with an Appen- 

 dix by J. H. Maiden, F.L.S. - - 171 



1. The Larapintine Flora - 117 



2. The Central Eremian Flora -...-- lyi 



Appendix. Notes on some Ve(;etaijle Emdations. 



By .J. H. Maiden, F.L.S. - 195 



