The biology of Placostylus ambagiosus (Pulmonata: Bulimulidae) in New Zealand: Part 1. Behaviour, habitat use, abundance, site fidelity, homing and the dimensions of eggs and snails

References

• Agresti, A. & Caffo, B. (2000) Simple and effective confidence intervals for proportions and differences of proportions resulting from adding two successes and two failures. American Statistician 54, 280–288.
   Web of Science ®Google Scholar
• Bailey, S.E.R. (1989) Daily cycles of feeding and locomotor activity in Helix aspersa. Haliotis 19, 23–31.
   Google Scholar
• Brescia, F.M., Pöllabauer, C.M., Potter, M.A. & Robertson, A.W. (2008) A review of the ecology and conservation of Placostylus (Mollusca: Gastropoda: Bulimulidae) in New Caledonia. Molluscan Research 28, 111–122.
   Web of Science ®Google Scholar
• Brescia, F. (2011) Ecology and population trends in New Caledonian Placostlyus snails (Mollusca: Gastropoda: Bulimulidae). PhD thesis, Massey University, Palmerston North. 330 p.
   Google Scholar
• Brook, F.J. (1999a) Biogeography and ecology of the landsnail faunas of North East, South West and West Islands, Three Kings Group, northern New Zealand. Journal of the Royal Society of New Zealand 29, 1–21. doi: 10.1080/03014223.1999.9517580
   Web of Science ®Google Scholar
• Brook, F.J. (1999b) Changes in the landsnail fauna of Lady Alice Island, northernmost New Zealand. Journal of the Royal Society of New Zealand 29, 135–157. doi: 10.1080/03014223.1999.9517588
   Web of Science ®Google Scholar
• Brook, F.J. (1999c) Invertebrate conservation in Northland. Conservation Advisory Science Notes 225. Department of Conservation, Wellington.
   Google Scholar
• Brook, F.J. (1999d) Stratigraphy, landsnail faunas, and palaeoenvironmental history of coastal dunefields at Te Werahi, northernmost New Zealand. Journal of the Royal Society of New Zealand 29, 361–393. doi: 10.1080/03014223.1999.9517603
   Web of Science ®Google Scholar
• Brook, F.J. (2002) Uncommon and rare landsnails in the Northland region of New Zealand, and an assessment of conservation management priorities. Department of Conservation, Whangarei, New Zealand.
   Google Scholar
• Brook, F.J. (2003) Conservation status of the giant endemic Landsnail Placostylus bollonsi on Three Kings Islands. DOC Internal Series 140. Department of Conservation, Wellington.
   Google Scholar
• Brook, F.J. & Laurenson, C.M. (1992) Ecology and morphological variation in Placostylus bollonsi (Gastropoda: Bulimulidae) at Three Kings Islands, New Zealand. Records of the Auckland Institute and Museum 29: 135–166.
   Google Scholar
• Brook, F.J. & McArdle, B.H. (1999) Morphological variation, biogeography and local extinction of Placostylus hongii (Gastropoda: Bulimulidae) of northern New Zealand. Journal of the Royal Society of New Zealand 29, 407–434. doi: 10.1080/03014223.1999.9517605
   Web of Science ®Google Scholar
• Brook, F.J. & McFadden, I. (1998) Placostylus hongii at the Mokohinau Islands. Conservation Advisory Science Notes 194. Department of Conservation, Wellington.
   Google Scholar
• Browne, G.H. (1980) A note on Placostylus hongii (Lesson) from Fanal Island. Tane 26, 61–62.
   Google Scholar
• Buckley, T.R. Stringer, I., Gleeson, D., Howitt, R., Attanayake, D., Parrish, R., Sherley, G. & Rohan, M. (2010) A revision of the New Zealand Placostylus land snails using mitochondrial DNA and shell morphometric analyses, with implications for conservation. New Zealand Journal of Zoology 38, 55–81. doi: 10.1080/03014223.2010.527997
   Web of Science ®Google Scholar
• Chelazzi, G. (1990) Eco-ethological aspects of homing behaviour in molluscs. Ethology Ecology and Evolution 2, 11–26. doi: 10.1080/08927014.1990.9525491
   Web of Science ®Google Scholar
• Choat, J.H. & Schiel D.R. (1980) Population structure of Placostylus hongii (Gastropoda Paraphantidae [sic]) on the Poor Knights Islands. New Zealand Journal of Zoology 7, 199–205. doi: 10.1080/03014223.1980.10423776
   Web of Science ®Google Scholar
• Cook, A. (1979) Homing in the Gastropoda. Malacologia 18, 315–318.
   Web of Science ®Google Scholar
• Cook, A. (2001) Behavioural ecology: on doing the right thing, in the right place at the right time. In: Barker, G.M. (ed), The biology of terrestrial Molluscs. CABI Publishers, Wallingford, UK. pp. 447–487.
   Google Scholar
• Druce, A.P., Bartlett, J.K. & Gardner, R.O. (1979) Indigenous vascular plants of the serpentine area of Surville Cliffs and adjacent cliff tops, north-west of North Cape, New Zealand. Tane 25, 187–206.
   Google Scholar
• Edelstam, C. & Palmer, C. (1950) Homing behaviour in gastropods. Oikos 2, 259–270. doi: 10.2307/3564796
   Web of Science ®Google Scholar
• Hayward, B.W. & Brook, F.J. (1981) Exploitation and redistribution of flax snail (Placostylus) by the prehistoric Maori. New Zealand Journal of Ecology 4, 33–36.
   Web of Science ®Google Scholar
• Heller, J. (2001). Life history strategies. In: Barker, G.M. (ed), The biology of terrestrial molluscs. CABI Publishers, Wallingford, UK. pp. 413–445.
   Google Scholar
• Hitchmough, R.A. (2002) New Zealand threat classification lists 2002. Threatened species occasional publication No. 23. Department of Conservation, Wellington.
   Google Scholar
• Hitchmough, R.A., Bull, L. & Cromarty, P. (2005) New Zealand threat classification lists 2005. Department of Conservation, Wellington.
   Google Scholar
• Johnson, M.S. & Black, R. (1991) Growth, survivorship, and population size in the land snail Rhagada convicta Cox, 1870 (Pulmonata: Camaenidae) from a semiarid environment in Western Australia. Journal of Molluscan Studies 57, 367–374. doi: 10.1093/mollus/57.3.367
   Web of Science ®Google Scholar
• Lazaridou-Dimitriadou, M. (1995) The life cycle, demographic analysis, growth and secondary production of the snail Helicella (Xerothracia) pappi (Schutt, 1962) (Gastropoda Pulmonata) in E. Macedonia (Greece). Malacologia 37, 1–11.
   Web of Science ®Google Scholar
• Lind, H. (1989) Homing to hibernating sites in Helix pomatia involving long-term memory. Ethology 81, 211–234.
   Web of Science ®Google Scholar
• Mahlfeld, K., Brook, F.J., Roscoe, D.J., Hitchmough, R.A. & Stringer, I.A.N. (2012) The conservation status of New Zealand terrestrial Gastropoda excluding Powelliphanta. New Zealand Entomologist 35, 103–109. doi: 10.1080/00779962.2012.686313
   Web of Science ®Google Scholar
• Molloy, J., & Davis, A. (1992) Setting priorities for the conservation of New Zealand‘s threatened plants and animals. Department of Conservation, Wellington.
   Google Scholar
• Molloy, J., Davis, A. & Tisdall, C. (1994) setting priorities for the conservation of New Zealand‘s Threatened Plants and Animals. 2nd edn. Department of Conservation, Wellington.
   Google Scholar
• Murphy, M.J. (2002) Observations on the behaviour of the Australian land snail Hedleyella falconeri (Gray, 1834) (Pulmonata: Caryodidae) using the spool-and-line tracking technique. Molluscan Research 22, 149–164. doi: 10.1071/MR02007
   Google Scholar
• Parrish, G.R.; Sherley, G.H. & Aviss, M. (1995) Giant landsnail recovery plan Placostylus spp., Paryphanta spp. Threatened Species Recovery Plan 13. Department of Conservation Publishers, Wellington.
   Google Scholar
• Penniket, A.S.W. (1981) Population studies of land snails of the genus Placostylus in the north of New Zealand. MSc thesis, University of Auckland, Auckland.
   Google Scholar
• Pollard, E. (1975) Aspects of the ecology of Helix pomatia L. Journal of Animal Ecology 44, 305–329. doi: 10.2307/3865
   Web of Science ®Google Scholar
• Ponder, W.F., Colgan, D.J., Gleeson, D.M. & Sherley, G.H. (2003) Relationships of Placostylus from Lord Howe Island: an investigation using the mitochondrial cytochrome c oxidase 1 gene. Molluscan Research 23, 159–178. doi: 10.1071/MR03001
   Google Scholar
• Powell, A.W.B. (1947) Distribution of Placostylus (land snails) in northernmost New Zealand. Records of the Auckland Institute and Museum 3, 173–189.
   Google Scholar
• Powell, A.W.B. (1979) New Zealand Mollusca Marine, land and freshwater Shells. Collins, Auckland.
   Google Scholar
• Rollo, C.D. & Wellington, W.G. (1981) Environmental orientation by terrestrial Mollusca with particular reference to homing behaviour. Canadian Journal of Zoology 59, 225–239. doi: 10.1139/z81-037
   Web of Science ®Google Scholar
• Salas, M., Bonnaut, C., Le Bel, S., Chardonnet, L. (1997) Activity and food intake of captive Placostylus fibratus (Gastropoda: Bulimulidae) in New Caledonia. New Zealand Journal of Zoology 24, 257–264. doi: 10.1080/03014223.1997.9518121
   Web of Science ®Google Scholar
• Sherley, G.H. (1990) Transferal of Placostylus ambagiosus paraspiritus from Cape Maria van Diemen 16 and 17 May 1990 with comments on the condition of the colony. Unpublished report, Department of Conservation, Wellington.
   Google Scholar
• Sherley, G.H. (1996) Morphological variation in the shells of Placostylus species (Gastropoda: Bulimulidae) in New Zealand and implications for their conservation. New Zealand Journal of Zoology 23, 73–82. doi: 10.1080/03014223.1996.9518067
   Web of Science ®Google Scholar
• Sherley, G.H., Stringer, I.A.N. & Parrish, G.R. (2010) Summary of native bat, reptile, amphibian and terrestrial invertebrate translocations in New Zealand. Science for Conservation No. 303. Department of Conservation, Wellington.
   Google Scholar
• Sherley, G.H., Stringer, I.A.N., Parrish, G.R. & Flux, I. (1998) Demography of two landsnail populations (Placostylus ambagiosus, Pulmonata: Bulimulidae) in relation to predator control in the Far North of New Zealand. Biological Conservation 84, 83–88. doi: 10.1016/S0006-3207(97)00086-4
   Web of Science ®Google Scholar
• Solem, A. (1998) Family Bulimulidae. In: Beesley, P.L., Ross, G.T.B. & Wells, A. (eds). Mollusca: The Southern Synthesis. Fauna of Australia Part 5. CSIRO Publishing, Melbourne. pp. 1094–1096.
   Google Scholar
• Solem, A. & Christensen, C.C. (1984) Camaenid land snail reproductive cycle and growth patterns in semiarid areas of North-Western Australia. Australian Journal of Zoology 32, 471–491. doi: 10.1071/ZO9840471
   Web of Science ®Google Scholar
• Staikou, A. & Lazaridou-Dimitriadou, M. (1990) Aspects of the life cycle, population dynamics, growth and secondary production of the snail Monacha cartusiana (Müller, 1774) (Gastropoda Pulmonata) in Greece. Malacologia 31, 353–362.
   Web of Science ®Google Scholar
• Stringer, I.A.N. & Grant, E.A. (2003) Unsuccessful transfer of captive-bred Placostylus Land Snails to a Cage at Te Paki Farm Park, North Auckland. DOC Science Internal Series 97. Department of Conservation, Wellington.
   Google Scholar
• Stringer, I.A.N. & Grant, E.A. (2007) Captive rearing and biology of the endangered giant land snails Placostylus ambagiosus and P. hongii (Pulmonata: Bulimulidae). DOC Research & Development Series 279. Department of Conservation, Wellington.
   Google Scholar
• Stringer, I.A.N. & Parrish, G.R. (2008) Transfer of captive-bred Placostylus hongii Snails to Limestone Island. DOC Research & Development Series 32. Department of Conservation, Wellington.
   Google Scholar
• Stringer, I.A.N., Parrish, G.R. & Sherley, G.H. (2004) Population structure, growth and longevity of Placostylus hongii (Pulmonata: Bulimulidae) on Tawhiti Rahi Island, Poor Knights Islands, New Zealand. Pacific Conservation Biology 9, 241–247.
   Google Scholar
• Stringer, I.A.N., Parrish, G.R. & Sherley, G.H. (2014) The biology of Placostylus ambagiosus (Pulmonata: Bulimulidae) in New Zealand: Part 2. Population changes, growth, mortality and life expectancy. Molluscan Research. 10.1080/13235818.2014.888985
   Google Scholar
• Suter, H. (1908). A new Placostylus from New Zealand. Transactions and Proceedings of the Royal Society of New Zealand 40, 340–343.
   Google Scholar
• Triggs, S.J. & Sherley, G.H. (1993) Allozyme genetic diversity in Placostylus land snails and implications for conservation. New Zealand Journal of Zoology 20, 19–33. doi: 10.1080/03014223.1993.10423239
   Web of Science ®Google Scholar
• Williamson, P. (1976) Size-weight relationship and field growth rates of the land snail Cepaea nemoralis L. Journal of Animal Ecology 45, 875–885. doi: 10.2307/3586
   Web of Science ®Google Scholar