Volume 85, 1957-58

Contents
| Botany | Pages |
| Thelephoraceae of New Zealand. XIV—The Genus Hymenochaete | |
| By G. H. Cunningham | 1–51 |
| The Indigenous Flora of the Taupiri Range | |
| By M. C. Gudex | 53–59 |
| A Descriptive Review of the Phaeophyceae of New Zealand | |
| By Victor W. Lindauer | 61–74 |
| Experimental Taxonomic Studies on Species of Cardamine Linn. in New Zealand | |
| By G. G. Pritchard | 75–89 |
| Thelephoraceae of New Zealand. XV—The Genus Duportella | |
| By G. H. Cunningham | 91–99 |
| Direct Effect of the 1855 Earthquake on the Vegetation of the Orongorongo Valley, Wellington | |
| By R. G. Robbins | 205–212 |
| Chromosome Numbers in New Zealand Ferns | |
| By G. Brownlie | 213–216 |
| Evidence of Hybridization Between Pinus attenuata and P. radiata in New Zealand | |
| By M. H. Bannister | 217–225 |
| Variation in Samples of Two-year-old Pinus attenuata, P radiata and their Hybrids | |
| By M. H. Bannister | 227–236 |
| The Genus Trichocolea in New Zealand | |
| By Raymond E. Hatcher | 237–246 |
| Studies in New Zealand Cotulas, Parts I and II | |
| By Elizabeth Edgar | 357–377 |
| A Cytogenetical Study of New Zealand Forms of Solanum nigrum L, S. nodiflorum Jacq and S. gracile Otto | |
| By G. T. S. Baylis | 379–385 |
| Studies in New Zealand Carices IV and V | |
| By B. G. Hamlin | 387–396 |
| Additional Hosts of Sarcochilus adversus | |
| By M. C. Gudex | 471 |
| Studies on Australian and New Zealand Diatoms. I—Planktonic and Allied Species. | |
| By L. H. Crosby and E. J. Ferguson Wood | 483–530 |
| Contributions to a Knowledge of the Adventive Flora of New Zealand, No. 7 | |
| By A. J. Healy | 531–549 |
| Studies of New Zealand Nothofagus Species. III—The Entire-Leaved Species | |
| By A. L. Poole | 551–564 |
| New Zealand Hepaticae (Liverworts). X—Marsupial Genera of New Zealand. With Amendments and Additions to Paper V (Jungermanniaceae) (1946) | |
| By E. A. Hodgson | 565–584 |

| Hydnaceae of New Zealand. Part I—The Pileate Genera Beenakia, Dentinum, Hericium, Hydnum, Phellodon and Steccherinum | |
| By G. H. Cunningham | 585–601 |
| The Cladoniae of New Zealand | |
| By William Martin | 603–632 |
| Ecology | |
| Ecology of Southern New Zealand Exposed Rocky Shore at Little Papanui, Otago Peninsula | |
| By E. J. Batham | 647–658 |
| Geology | |
| Rock Fans in South-East Wellington | |
| By J. B. Waterhouse | 101–111 |
| Structural Observations in Central Alpine Region of New Zealand | |
| By A. R. Lillie, B. M. Gunn, P. Robinson | 113–129 |
| Spherulitic Jaspilite from Whangarei Heads | |
| By A. M. Hopgood | 131–134 |
| The Intrusive Rocks of the Kaikoura Mountains, Marlborough, New Zealand | |
| By Brian Mason | 247–262 |
| The Geology of the Clarence Valley from Gore Stream to Bluff Hill | |
| By R. P. Suggate | 397–408 |
| Dissection and Redissection of the Wellington Landscape | |
| By C. A. Cotton | 409–425 |
| The Wellington Fault | |
| By G. R. Stevens | 633–646 |
| Mathematics | |
| Properties Concerning the Hessian Complex in Relation to Quadrics, Conics, and a Twisted Cubic | |
| By W. Saddler and W. R. Andress | 473–481 |
| Zoology | |
| Lower Devonian Pelecypoda from Reefton, New Zealand | |
| By C. A. Fleming | 135–140 |
| Urechis novae-zealandiae (Dendy): A New Zealand Echiuroid | |
| By G. A. Knox | 141–148 |
| Terrestrial and Littoral Amphipods of the Genus Orchestia, Family Talitridae | |
| By D. E. Hurley | 149–199 |
| Further Notes on the Affinities of Arhynchobatis asperrimus Waite with Other Rajoids, and Data on a Fourth Specimen | |
| By J. A. F. Garrick | 201–203 |
| Revision of the Rhaphidophoridae (Orthoptera) of New Zealand. Part I.—The Rhaphidophoridae of the Chatham Islands 1954 Expedition | |
| By Aola M. Richards | 263–274 |
| The Breeding Habits of the Corduliidae (Odonata) in the Taupo District of New Zealand | |
| By John S. Armstrong | 275–282 |

| A New Genus and Species of Myxinidae (Cyclostomata) | |
| By L. R. Richardson | 283–287 |
| Aquatic Oligochaetes Occurring in Forest Litter, II | |
| By J. D. Stout | 289–299 |
| New Zealand Thecate Hydroids. Part II.—Families Lafoeidae, Lineolariidae, Haleciidae and Syntheciidae | |
| By Patricia M. Ralph | 301–356 |
| The Nature and Origin of the New Zealand Freshwater Mussel Fauna | |
| By Donald F. McMichael | 427–432 |
| Some Rotifers from Malaya | |
| By C. R. Russell | 433–437 |
| Ascidians of New Zealand. Part XI—Ascidians of the Stewart Island Region | |
| By Beryl I. Brewin | 439–453 |
| Ascidians of New Zealand. Part XII—Ascidians of the Hauraki Gulf, Part III | |
| By Beryl I. Brewin | 455–458 |
| A New Species of Gall-mite (Acarina: Eriophyidae) and an Account of Its Life Cycle | |
| By G. W. Ramsay | 459–464 |
| Revision of the Rhaphidophoridae (Orthoptera) of New Zealand. Part II—The Genus Macropathus Walker in the British Museum (Nat. Hist.) Collection | |
| By Aola M. Richards | 465–470 |
| The New Zealand Species of Melagraphia Gray and Zediloma Finlay (Mollusca, Gastropoda) | |
| By W. C. Clark | 659–679 |
| A New Cotylocercous Cercaria from Melagraphia aethiops (Gm.) (Gastropoda) | |
| By W. C. Clark | 681–683 |
| Description of the Male of Garmania nesbitti Wom. (Acarina, Phytoseiidae) and the First Record of this Species in New Zealand | |
| By H. Womersley | 685–686 |
| A New Species of Peloridiidae (Homoptera: Coleorrhyncha), With a Key to the New Zealand Species | |
| By T. E. Woodward | 687–693 |
| Revision of the Rhaphidophoridae (Orthoptera) of New Zealand. Part III—The Genera Pachyrhamma Brunner and Pallidoplectron n.g. | |
| By Aola M. Richards | 695–706 |
| Collembola from New Zealand Caves | |
| By J. T. Salmon | 707–711 |
| Notes on the Occurrence of Hemianax papuensis (Burm.) in New Zealand | |
| By John S. Armstrong | 713–714 |
| Note on the Development of Cryptoconchus porosus (Burrow) | |
| By Beryl I. Brewin | 715–716 |
| Index | |
| Index | 717–725 |
