Pages XLI. Notice of an Undescribed Species of Cordyline. By Thomas Kirk, F.L.S. 244–246 XLII. On the New Zealand Forms of Cheilanthes. By T. Kirk, F.L.S. 247–248 XLIII. On the Spread of Cassinia leptophylla. By W. T. L. Travers, F.L.S. 248–251 IV.—Chemistry. XLIV. Notes upon the Mineral Oils of New Zealand. By William Skey, Analyst to the Geological Survey of New Zealand 252–259 XLV. Further Report on the Chemistry of Phormium tenax. By Arthur Herbert Church, M.A. Oxon., Professor of Chemistry in the Royal Agricultural College at Cirencester, England 260–271 V.—Geology. XLVI. On the Geological Structure of the Thames Gold Fields. By Capt. F. W. Hutton, F.G.S. 272–283 XLVII. On the Formation of Mountains; a Reply to the Rev. O. Fisher. By Capt. F. W. Hutton, F.G.S. 284–290 XLVIII. Port Nicholson an Ancient Fresh-water Lake. By J. C. Crawford, F.G.S. 290–294 XLIX. Notes on the Glacial Period. By A. D. Dobson, C.E. 294–297 L. On the Extinct Glaciers of the Middle Island of New Zealand. By W. T. L. Travers, F.L.S. 297–309 LI. On the Glacial Action and Terrace Formations of South New Zealand. By J. T. Thomson, F.R.G.S. 309–332 LII. On the Fossil Reptilia of New Zealand. By James Hector, M.D., F.R.S., Director of the Geological Survey of New Zealand 333–358 LIII. On the Teeth of the Leiodon. By Charles Knight, F.R.C.S 358–363 Proceedings. Wellington Philosophical Society. Anniversary Address of the President, Dr. Hector, F.R.S. 367–376 On the Occurrence of Selenium and Tellurium in the Neighbourhood of Wellington. By W. S. Hamilton 376 Notes on the Fixing of Sand-hills. By William Keene. Communicated by J.C. Crawford, F.G.S. 376–377 Notes respecting the recent Change in the Apex of Mount Cook. By Edmund Barff 379–380 Notes respecting a Hot Spring in the Bed of the Wataroa River, Westland. By W. H. Ralph 380 Notice of the Occurrence of a Red Spider among the Fruit Trees in the South, and the Disappearance of the Blight. By James Morton 380–381 Suggestions for the Conversion of Sawdust into Fuel. Communicated by J. C. Crawford, F.G.S. 381–382 On a new Lepyrodia. By Baron F. v. Mueller, C.M.G., M.D., F.R.S., Hon. Mem. N.Z. Inst. 384 Notes of a Visit to White Island, in the course of a Trip made in H.M.S. “Basilisk.” By the Rev. William Sewell, M.A. 386–387 Notes respecting the Moa Cave at Earnscleugh, Otago. By T. H. Cockburn Hood, F.G.S. 387–388 Note on Sporadanthus, a new Genus of Plants from the Chatham Islands. By Baron F. v. Mueller, C.M.G., M.D., F.R.S., Hon. Mem. N.Z. Inst. 389 Abstract Report of Council 389–390