Contents.

Transactions and Proceedings of the Royal Society of New Zealand, Volume 56, 1926, Unnumbered Page

Contents. Pages Presidential Address xvii–xxi Botany. New Zealand Angiosperms. By W. R. B. Oliver, F.L.S. 1–5 Descriptions of New Native Plants By D. Petrie, M.A., Ph.D., F.N.Z.Inst. 6–16 Petalochilus: a New Genus of New Zealand Orchids. By R. S. Rogers, M.A., M.D. 16–18 A Proposed New Botanical District for the New Zealand Region. By L. Cockayne, Ph.D., F.R.S., F.N.Z.Inst., and H. H. Allan, M.A., D.Sc., F.L.S. 19–20 Notes on New Zealand Floristic Botany, including Descriptions of New Species. By L. Cockayne, Ph.D., F.R.S., F.N.Z.Inst., and H. H. Allan, M.A., D.Sc., F.L.S. 21–33 Ferns and Flowering-plants of Mayor Island, N.Z. By H. H. Allan and K. W. Dalrymple 34–36 Vegetation of Mount Peel, Canterbury, N.Z. Part 1: The Forest and Shrublands. By H. H. Allan, M.A., D.Sc., F.L.S. 37–51 A Die-back of Pinus radiata and P. muricata caused by the Fungus Botryodiplodia pinea (Desm.) Petr. By K. M. Curtis, M.A., D.I.C., F.L.S., Mycologist, of the Cawthron Institute, Nelson 52–57 Three Fungous Diseases of Salix in New Zealand, and some Saprophytic Fungi found on the same Hosts. By B. Jean Murray, B.Sc., Assistant Mycologist, Cawthron Institute, Nelson 58–70 A New Genus of the Hysterangiaceae. By G. H. Cunningham, Mycologist, Department of Agriculture, Wellington, N.Z. 71–73 Third Supplement to the Uredinaceae and Ustilaginaceae of New Zealand. By G. H. Cunningham, Mycologist, Department of Agriculture, Wellington, N.Z. 74–80 Botanical Notes, including Descriptions of New Species. By H. Carse 80–86 Dactylanthus Taylori. By H. Hill 87–90 Geology. Geology of the Rakaia Gorge District. By P. T. Cox 91–111 Considerations relative to the Age of the Earth's Crust. By Hon. Sir Frederick Revans Chapman 112–120 Cretaceous Plants from Kaipara, N.Z. By W. N. Edwards, M.A., British Museum, London 121–128

The Upper Cretaceous Ammonites of New Zealand. By P. Marshall, D.Sc., F.G.S., F.N.Z.Inst. 129–210 A New Species of Osmundites from Kawhia, New Zealand.. By P. Marshall, D.Sc., F.G.S., F.N.Z.Inst. 210–213 Geology of Cordy's Flat, Malvern Hills, Canterbury. By G. Jobberns, M.A., B.Sc., Christchurch Training College 214–225 Raised Beaches in Teviotdale District, North Canterbury. By G. Jobberns, M.A., B.Sc., Christchurch Training College 225–226 New Shells from New Zealand Tertiary Beds: Part 2. By H. J. Finlay, M.Sc., National Research Scholar in Palaeontology 227–258 Tertiary and Recent Voltudae of New Zealand. By J. Marwick, M.A., D.Sc., New Zealand Geological Survey 259–303 Myalinidae from the Jurassic of New Zealand: a New Genus and a New Species. By J. Marwick, M.A., D.Sc., New Zealand Geological Survey 304–306 Molluscan Fauna of the Waiarekan Stage of the Oamaru Series. By J. Marwick, M.A., D.Sc., New Zealand Geological Survey 307–316 New Tertiary Mollusca from North Taranaki By J. Marwick, M.A., D.Sc., New Zealand Geological Survey 317–331 Geology of Upper Waitotara Valley, Taranaki. By L. I. Grange, M.Sc., F.G.S., New Zealand Geological Survey 331–336 Significance of Fossils form the Huiroa Oil-bore, Taranaki. By L. I. Grange, M.Sc., F.G.S., New Zealand Geological Survey 337 Fossil Mollusca from the Waihao Greensands. By R. S. Allan, M.Sc., Otago University 338–346 Geology of Fossil Localities near Waipukurau, Hawke's Bay. By J. Allan Thomson, D.Sc., F.G.S., F.N.Z.Inst., Hutton Medallist, Director of the Dominion Museum 347–354 Intermontane Basins of Canterbury: Part 2 By R. Speight, M.A., M.Sc., F.G.S., F.N.Z.Inst., Curator, Canterbury Museum 355–360 Stratigraphical Position of the Chateris Bay Sandstone. By R. Speight, M.A., M.Sc., F.G.S., F.N.Z.Inst., Curator, Canterbury Museum 361–363 Results given by Wells at Christchurch Pumping-station, Beckenham. By R. Speight, M.A., M.Sc., F.G.S., F.N.Z.Inst., Curator, Canterbury Museum 363–368 Artersian Wells of the Christchurch Area. By F. W. Hilgendorf, M.A., D.Sc., F.N.Z.Inst. 369–382 Morainic Mounds on the Waimarino Plain near Ruapehu. By James Park, F.G.S., F.N.Z.Inst. 382–383 Granite Enclosures in a Quartz-biotite-diorite at Green Islets, Southland By James Park, F.G.S., F.N.Z.Inst. 384–386 Zoology.. New Zealand Lepidoptera: Notes and Descriptions By A. Philpott, Assistant Entomologist, Cawthron Institute, Nelson 387–399 List of New Zealand Species of Borkhausenia (Oecophoridae,: Lepidoptera), including New Species. By A. Philpott, Assistant Entomologist, Cawthron Institute, Nelson 399–413

A New Endemic Genus of Lepidoptera. By A. Philpott, Assistant Entomologist, Cawthron Institute, Nelson 414 Descriptions of New Zealand Lepidoptera. By E. Meyrick, B.A., F.R.S. 415–416 New Species of Lepidoptera. By C. E. Clark, F.E.S. 417–421 The Genus Pachyrhamma (Rhapidophorinae: Orthoptera). By D. D. Milligan, Research Student in Orthoptera, Cawthron Institute, Nelson 422 Forest-floor Covering and its Life. By R. E. R. Grimmett, M.Sc., Chemistry Laboratory, Department of Agriculture, Wellington 423–440 A New Genus and Eight New Species of Coleoptera. By Albert E. Brookes 440–448 Biological Notes on New Zealand Heteroptera. By J. G. Myers 449–511 New Zealand Amphipoda: No. 6. By Chas. Chilton, M.A., D.Sc., F.L.S., &c., Professor of Biology, Canterbury College 512–518 New Zealand Crustacea Euphausiacea and Mysidacea. By Chas. Chilton, M.A., D.Sc., F.L.S., &c., Professor of Biology, Canterbury College 519–522 Dispersal of Pebbles and Marine Organisms. By Chas. Chilton, M.A., D.Sc., F.L.S., &c., Professor of Biology, Canterbury College 523–524 Food of New Zealand Fishes. By W. J. Phillipps, F.L.S. 525–529 New or Rare Fishes of New Zealand. By W. J. Phillipps, F.L.S. 529–537 Descriptions of New Zealand Fishes. By L. T. Griffin, Assistant Curator, Auckland Museum 538–546 Australasian Patelloididae. By W. R. B. Oliver 547–582 New Zealand Mollusca: No. 3. By Marjorie K. Mestayer, Dominion Museum 583–587 New Species of Recent Mollusca. By Albert E. Brookes 588–590 Descriptions of Six New Species and a New Genus of Gasteropod Mollusca from Northern New Zealand. By A. W. B. Powell 591–596 Miscellaneous. The Maori Craft of Netting. By Te Rangi Hiroa (P. H. Buck), D.S.O., M.D., Ch.B. 597–646 Food Values of New Zealand Fish. Part 5: The Fats of the Red Cod in relation to its Food. By C. L. Carter, M.Sc., A.I.C., and John Malcolm, M.D. 647–650 Food Values of New Zealand Fish. Part 6: The Vitamin-A Content of Mutton-bird Oil and of some Fish-oils. By John Malcolm, M.D. 650–658

Popular Names of New Zealand Plants. By Johannes C. Andersen, F.N.Z.Inst. 659–714 Determination of Word-rhythm. By H. D. Broadhead, Litt.D., Canterbury College 715–721 Effects of changing Price-levels on the Economic Development of New Zealand. By J. B. Condliffe, Professor of Economics, Canterbury College 722–732 Soils of the Rotorua County. By B. C. Aston, F.I.C., F.N.Z.Inst., Hector Medallist 733–738 The Quality of New Zealand Wheats and Flours. By L. D. Foster, M.Sc., Chemical Laboratory, Department of Agriculture, Wellington 738–743 Proceedings. Annual Meeting of the Board of Governors, 1925 747–765 Appendix. New Zealand Institute Acts and Regulations 769–776 Board of Science and Art 776–777 Tongariro National Park Board 777 Hutton Memorial Medal and Research Fund 778–780 Hector Memorial Research Fund 780–782 Hamilton Memorial Fund 783 Regulations for administering the Government Research Grant 783–785 Carter Bequest 785–787 New Zealand Institute—List of Officers, &c. 788–792 Roll of Members 793–809 Serial Publications received by the Library of the Institute 810–817 List of Institutions to which the Publications of the Institute are presented 818–824 General Index 825–857 Index of Authors 859–860