Index. 
387 
Mur ex, 84. 
Muscovite, 53. 
Mussel, fresh-water, 187. 
Myriolepis, 85, 96, 133, 135. 
Myrtacece , 158. 
Narrabeen, 344. 
,, Shales at, 167, 178- 
183. 
,, Fossils at, 160. 
, , Shales, Origin of, 1 83- 
187. 
,, Views at, 300. 
Natica, 84. 
Nature’s Color Box, 187. 
Nautilus, 203. 
Nepean, 346. 
,, granite, 286. 
,, shales, 109. 
,, River, Deposits of, 94, 
95. 
Nepheline, 279, 280. 
Newbridge, 79, 335. 
Newcastle Coal-beds, Fossils 
from, 165-167, 196. 
,, Sandhills about, 93. 
New Zealand, Tuatara lizard of, 
140, 141. 
Neuropteridm , 169. 
Niso, 85. 
Nobbys, Newcastle, dyke, 276. 
,, ,, fossils from, 
196. 
Nowra, 326. 
,, Fossils from, 195. 
„ Grits, 327, 328. 
,, in Permo-Carboniferous 
times, 209. 
Notiosaurus, 84. 
Notomya, 85. 
Nullipores, 223. 
Nungatta Ranges, rocks, 215. 
Oak, 97. 
Obsidian, 255. 
Oleandridium , 22, 85, 177, 325, 
357. 
Olenellus, 85. 
Olivine, 55, 272, 277, 283, 292. 
Opal, 52. 
„ Fields, White Cliffs, 83. 
| Oolitic Limestone, 90. 
,, Seas, Creatures of, 103. 
,, Times, Plants of, 165. 
Orange, 335, 336. 
,, Basalt at, 78, 256, 285, 
286. 
„ Serpentine near, 79. 
,, Silurian Fossils near, 
336. 
,, Slates at, 79. 
Orchisina, 85. 
Organic Origin of Limestone, 
223, 227. 
Origin of Igneous rocks, 253, 255. 
,, of the Mountains, 293. 
,, of the Narrabeen Shales, 
183. 
Omithorynchus , 84. 
OviUis, 85. 
Orthoceras, 85, 203. 
Orthoclase, 289. 
Ostrea, 84. 
Otozamites, 175. 
Ottdia, 85, 179. 357. 
Otodus, 85. 
Otway, Cape, Carbonaceous Beds 
of, 90. 
Outcrop, 217. 
,, of Coal Measures, 193. 
Outlier of Upper Marine Sand- 
stone, 243. 
Oxide of Iron, 56, 117. 
Oxygen, 119, 120. 
Pachydomus , 84. 
Palceaster, 85. 
Pal ononis cus, 85, 133. 
Palaeozoic Corals, 144, 178. 
, , Chambered Shells, 1 44. 
,, Period, 178. 
,, Rocks, 83, 85, 90, 144, 
164, 185. 
Palorchestes, 84. 
Peat, 80, 194-195, 198-199. 
Pecopteridce, 169. 
Pecopteris , 85, 172. 
Pecten, 84, 296. 
Pectimcidus, 84. 
Pelicaria, 84. 
Pennant Hills, 259, 262, 341. 
Penrith, Fold near, 297. 
