Contents Pages Botany Ground Water Conditions in Canterbury By P. J. Alley 1–8 Contributions to the Knowledge of the New Zealand Bryophyte Flora By K. W. Allison 9–12 Natural Acaena Hybrids in the Vicinity of Wellington By J. W. Dawson 13–27 Studies in Pimelea I—The Breeding System By C. J. Burrows 29–45 The Subalpine Scrub of the Hokitika Catchment, Westland By P. Wardle 47–61 An Interpretation of the Senecio lautus Complex in New Zealand By Robert Orunduff 63–77 Plant Communities of the Mokohmau Islands, Northern N. Z By Mary E. Gillham 79–98 A Check List of New Zealand Plant Galls (Zoocecidia) By K. P. Lamb 121–139 The Cryptogamic Flora of the Awarua Plains By William Martin 161–167 The Lichen Genus Cladonia, subsection Cladina, in New Zealand By William Martin 169–175 Studies of New Zealand Lichens I-The Coniocarpineae By J. Murray 177–195 Studies of New Zealand Lichens. II–The Teloschistaceae By J. Murray 197–210 Vegetation of Tern and Gannet Colonies in Northern New Zealand with a Comparative Note on Colonies in the Bass Strait, Tasmania By Mmay Gillham 211–234 The Native Flora of Bryant House-Whale Bay Area By M. C. Gudex 357–362 Vegetation of New Zealand Shag Colonies By Mary E. Gillham 363–380 Studies on New Zealand Lichens. Part III–The Family Peltigeraceae By J. Murray 381–399 List of the Flora of Oeno Atoll, Tuamotu Archipelago, South Central Pacific Ocean By Harold St John and W. R. Philipson 401–403 Vegetation of Little Brother Island, Cook Strait, in Relation to Spray-bearing Winds, Soil Salinity, and pH By Mary E. Gillham 405–424 The Stratigraphy and Structure of the Blair Atholl-Ben a' Gloe Area, Perthshire, Scotland By H. M. Pantin 597–622 Studies on Australian and New Zealand Diatoms. IV–Descriptions of Further Sedentary Species By E. J. Ferugson Wood 669–698

Studies on Australian and New Zealand Diatoms. V-The Rawson Collection of Recent Diatoms Prepared for Publication By E. J. Ferguson Wood 699–712 New Zealand Hepaticae (Liverworts). XI—A. Review of the New Zealand Species of Genus Metzgeria By E. A. Hodgson 713–725 Biology Some Coelozoic Myxosporidia from New Zealand Fishes. I-General, and Family Ceratomyxidae By Paul A. Meglitsch 265–356 Chemistry New Zealand Plant Fats, Parts II. and III. Part II—The Oil of Dysoxylum spectabile Hook By S. G. Brooker 157–159 Geology Some Carman Pelecypods from New Zealand By J. B. Waterhouse 425–442 Mass Movement and Landform in New Zealand and Hong Kong By Leonard Berry and Bryan P. Ruxton 623–629 On the Definition, Date, and Character of the Ross Glaciation, Early Pleistocene, New Zealand By Maxwell Gage 631–638 Contributions to the Mineralogy of New Zealand-Part V By C. Osborne Hutton 639–653 Observations on the Biology of the Immature Stages of Prionoplus reticularis White (Col. Ceramb) By John S. Edwards 727–731 Observations on the Ecology and Behaviour of the Huhu Beetle, Prionoplus reticulars White (Col Ceramb.) By John S. Edwards 733–741 Zoology Riblet Frequency as a Taxonomic Character in New Zealand Terrestrial Mollusca By R. A. Cumber 99–103 Studies on New Zealand Elasmobranchii. Part X—The Genus Echinorhinus, with an Account of a Second Species, E. cookei Pietschmann, 1928, from New Zealand Waters By J. A. F. Garrick 105–117 Ascidians of New Zealand. Part XIII—Ascidians of the Cook Strait Region By Beryl I. Brewin 119–120 Nymphs of the Genus Rhopalimorpha Dallas (Hemiptera, Acanthosomidae) By J. G. Pendergrast 141–147 Snare Building and Pupation in Bolitophila luminosa By J. Bronte Gatenby and Simon Cotton 149–156 The Takahe (Notornis mantelli Owen, 1848): A. General Survey By G. R. Williams 235–258

Revision of the Rhaphidophoridae (Orthoptera) of New Zealand. Part VII–The Rhaphidophoridae of the Waipu Caves By Aola M. Richards 259–264 An Index of the Rotatoria of New Zealand and Outlying Islands from 1859 to 1959 By C. R. Russell 443–461 Two Eels of the Genus Pseudoxenomystax from New Zealand Waters By P. H. J. Castle 463–472 The Skeletal Characters of Leiopelma hamiltoni McCulloch, With Particular Reference to the Effects of Heterochrony on the Genus By Elsie M. Stephenson 473–488 Studies on New Zealand Elasmobranchii. Part XI—Squaloids of the Genera Deania, Etmopterus, Oxynotus and Dalatias in New Zealand Waters By J. A. F. Garrick 489–517 Studies on New Zealand Elasmobranchii. Part XII– The Species of Squalus from New Zealand and Australia, and a General Account and Key to the New Zealand Squaloidea By J. A. F. Garrick 519–557 Observations on the New Zealand Glow-worm Arachnocampa luminosa (Skuse) 1890 By Aola M. Richards 559–574 Sub-Fossil Mites from the Hutt Valley By Graeme W. Ramsay 575–576 The Australasian Mycetophilid Glowworms By J. Bronte Gatenby 577–593 Unusual Colouration of Nymphs of the Katydid, Caedicia simplex (Orthoptera: Tettigonoidea) By Graeme W. Ramsay 595–596 The New Zealand Tertiary Genus Sectipecten Marwick (Mollusca) By Anne U. E. Boreham 655–668 Studies on New Zealand Elasmobranchii. Part XIII—A. New Species of Raja from 1,300 Fathoms By J. A. F. Garrick 743–748 New Zealand Thecate Hydroids. Part III–Family Sertulariidae By Patricia M. Ralph 749–838 New Genera and Species of Ophiuroidea from Antarctica By H. Barraclough Fell 839–841 A Note on the Spelling of the Specific Name of the Immaculate Spiny Dogfish, Squalus blainvillei (Risso, 1826) By J. A. F. Garrick 843 General Index General Index 845–850