Volume 79, 1951

Contents
| Botany | Pages |
|---|---|
| The Hypocreales of New Zealand. I | |
| By Joan M. Dingley | 55–61 |
| Flora and Vegetation of the Caswell and George Sounds District | |
| By A. L. Poole | 62–83 |
| Notes on New Zealand Algae | |
| By V. J. Chapman | 84–86 |
| A Note Upon a New Zealand Species of Pylaiella | |
| By V. J. Chapman and Margaret P. Ambler | 114–118 |
| The Hypocreales of New Zealand. II. The Genus Nectria | |
| By Joan M. Dingley | 177–202 |
| The Taxonomy of the Moss Archephemeropsis trentepohlioides Renn. | |
| By G. O. K. Sainsbury | 203–205 |
| Vegetative Anatomy of Carpodetus serratus Forst. | |
| By P. J. Brook | 276–285 |
| The Hypocreales of New Zealand. III. The Genus Hypocrea | |
| By Joan M. Dingley | 323–337 |
| A New Species of Corybas Salisbury, and a Note on Some Name Changes in Wahlenbergia Schrader | |
| By Edwin D. Hatch | 366–369 |
| The New Zealand Forms of Thelymitra J. R. and G. Forster and Appendices. Part I | |
| By Edwin D. Hatch | 386–402 |
| The Hypocreales of New Zealand. IV. The Genera Calonectria, Gibberella, and Thyronectria | |
| By Joan M. Dingley | 403–411 |
| Notes on some N.Z. Plants and Descriptions of New Species (No. 5) | |
| By G. Simpson | 419–435 |
| The Moss Flora of the Dunedin Botanical Sub-district | |
| By William Martin | 436–451 |
| The Life History of Tupeia Cham. et Schl. (Loranthacene) | |
| By Cynthia Smart | 459–466 |
| Chemistry | |
| The Reaction of Hydrogen Chloride with Dry Proteins | |
| Part II. Collagen, Silk Fibroin, Elastin | |
| By R. W. Green | 485–493 |
| The Reaction of Hydrogen Chloride with Dry Proteins | |
| Part III. The Absorption of Water Vapour on Hydrochlorides of Collagen and of Silk Fibroin | |
| By R. W. Green | 494–504 |
| Climatology | |
| Thornthwaite's New System of Climate Classification In Its Application to New Zealand | |
| By B. J. Garnier | 87–103 |

| Ecology | |
| Seasonal Changes in Micro-plankton in the Otago Harbour during the Years 1944 and 1945 | |
| By Beryl I. Brewin | 614–627 |
| Geology | |
| Hornblende Andesite Rocks from Solander Island | |
| By J. J. Reed | 110–125 |
| Geology of the Paekakariki Area of the Coastal Lowland of Western Wellington | |
| By G. L. Adkin | 157–176 |
| Notes on the Geological Structure of New Zealand | |
| By A. R. Lillie | 218–259 |
| The Syenite and Associated Rocks of the Mandamus-Pahau Area, North Canterbury, New Zealand | |
| By B. Mason | 260–275 |
| The Geology of Whangarei Heads, Northland | |
| By L. R. Allen | 294–318 |
| Petrological Features of the Rocks of the Maruwenua District, N. Otago | |
| By the late A. C. Amies, M.Sc., F.G.S. | 376–385 |
| The Geology of the Eastern Hokonui Hills, Southland, N.Z. | |
| By W. A. Watters | 467–484 |
| Palaeobotany | |
| The Spore and Pollen Flora of the Cocos-bearing Beds, Mangonui, North Auckland | |
| By R. A. Couper | 340–348 |
| Palaeontology | |
| Permian Fusulinid Foraminifera from the North Auckland Penisula, New Zealand | |
| By N. de B. Hornibrook | 319–321 |
| Early Triassic Ammonoids from Beaumont Station, Wairaki Survey District | |
| By R. A. S. Browne | 528–534 |
| Zoology | |
| The Structure and Adaptations of the New Zealand Vermetidae | |
| Part 1. The Genus Serpulorbis | 1–19 |
| Part 2. The Genera Stephopoma and Pyxipoma | 20–42 |
| Part 3. Novastoa lamellosa and Its Affinities | 43–51 |
| By J. E. Morton | |
| An Index of the Rotifers in the C. B. Morris Collection of Microscope Slides at the Cawthron Institute, Nelson | |
| By C. R. Russell | 52–54 |
| Ascidians of New Zealand. Part 6. Ascidians of the Hauraki Gulf. Part 2 | |
| By Beryl I. Brewin | 104–113 |
| Some Australasian Mollusea in the British Museum (Natural History) | |
| By C. A. Fleming | 126–139 |

| Remarks on the Blood-vascular System of the Frog Leiopelma hockstetteri Fitzinger | |
| By Henryk Szarski | 140–147 |
| The Occurrence of Acantholybas brunneus Breddin in New Zealand | |
| By T. E. Woodward | 206–209 |
| A New Species of Gall Midge (Cecidomyidae) from IIcbe salicifolia Forst. Leaf Galls | |
| By K. P. Lamb | 210–212 |
| The American Lake Char (Cristivomer namaycush) | |
| By G. Stokell | 213–217 |
| New Zealand Ichneumonidae | |
| By A. W. Parrott | 286–293 |
| A Peculiar Wing Structure of Hydrellia tritici Coq. (Diptera: Ephydridae) | |
| By Roy A. Harrison | 338–339 |
| New Plant Galls: 1—Mite and Insect Galls | |
| By K. P. Lamb | 349–362 |
| A New Species of Phthirocoris from New Zealand (Hemiptera, Heteroptera, Family Henicocephalidae) | |
| By E. S. Gourlay | 363–365 |
| A Preliminary List of New Zealand Acarina | |
| By K. P. Lamb | 370–375 |
| New Marine Mollusca from the Cook Strait Area and Southern N.Z. | |
| By R. K. Dell | 412–418 |
| Ascidians of New Zealand. Part VII. Ascidians from Otago Coastal Waters. Part II | |
| By Beryl I. Brewin | 452–458 |
| New Zealand Drosophilidae (Diptera). I. Introduction and Descriptions of Domestic Species of the Genus Drosophila Fallén | |
| By Roy A. Harrison | 505–517 |
| The Life History of Calicophoron ijimai (stomach fluke of cattle) in New Zealand | |
| By Shirley R. Jonathan | 518–524 |
| A New Species of Erythroneura (Typhlocybinae, Hem.-Hom.) from Arundo conspicua Forst. (Toetoe) | |
| By R. A. Cumber | 525–527 |
| Studies on the Earthworm Fauna of New Zealand—I | |
| By K. E. Lee | 535–553 |
| Studies on the Earthworm Fauna of New Zealand—II | |
| By K. E. Lee | 556–573 |
| The Early Post-larval Stages and Systematic Position of Eurynolambrus australis M. E. and L. (Brachyura) | |
| By Shirley Krefft | 574–578 |
| An Example of Hernia in Hyla aurca, and Its Interpretation | |
| By L. R. Richardson | 579–582 |
| Protozoological Studies at Macquarie Island | |
| By Marshall Laird | 583–588 |

| New Haemogregarines from New Zealand Marine Fishes | ||
| By Marshall Laird | 589–600 | |
| The Vertebral Column and Appendicular Skeleton of Leiopelma hochstetteri Fitzinger | ||
| By Elsie M. Stephenson | 601–613 | |
| Appendix | ||
| Appendix | 631–642 | |
| Index | ||
| Index to Vol. 79 | 643–646 | |
| Obituaries | ||
| James Park | 148–151 | |
| Patrick Marshall | 152–155 | |
| W. Donovan | 628–630 | |
| Proceedings | ||
| Annual Meetings, 1949, 1950 | i–ixxv |
