Volume 50, 1918

Geology.
| Art. V. | The Stratigraphical Relationship of the Weka Pass Stone and the Amuri Limestone. By R. Speight, M.Sc., F.G.S., and L. J. Wild, M.A., B.Sc., F.G.S. | 66–93 |
| VI. | Structural and Glacial Features of the Hurunui Valley. By R. Speight, M.Sc., F.G.S. | 93–105 |
| VII. | The Volcanic Rocks of Oamaru, with Special Reference to their Position in the Stratigraphical Series. By G. H. Uttley, M.A., M.Sc., F.G.S. | 106–117 |
| VII. | Geology of the Oamaru-Papakaio District. By G. H. Uttley, M.A., M.Sc., F.G.S. | 118–124 |
| XVI. | On the Age of the Alpine Chain of Western Otago. By James Park, F.G.S. | 160 |
| XX. | On the Age of the Waikouaiti Sandstone, Otago, New Zealand. By J. Allan Thomson, M.A., D.Sc., F.G.S. | 196–197 |
| XXIII. | The Geomorphology of the Coastal District of South-western Wellington. By C. A. Cotton | 212–222 |
| XXVI. | The Succession of Tertiary Beds in the Pareora District, South Canterbury. By M. C. Gudex, M.A., M.Sc. | 244–262 |
| XXVII. The Tertiary Molluscan Fauna of Pakaurangi Point, Kaipara Harbour. By P. Marshall, M.A., D.Sc. | 263–278 | |
| XXVIII. | Notes on the Geology of the Tubuai Islands and of Pitcairn. By P. Marshall, M.A., D.Sc. | 278–279 |
| XXIX. | A Note on East Coast Earthquakes (N.Z.), 1914–17. By George Hogben, C.M.G., M.A., F.G.S. | 280–281 |
