Title Land snails and slugs of the Pacific Northwest / Thomas E. Burke ; photographs by William P. Leonard

Published Corvallis : Oregon State University Press, 2013

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Description 1 online resource (344 pages) : illustrations (some color), maps Contents Contents -- acknowledgments -- Introduction -- -- Mollusk Diversity -- -- The Importance of Understanding and Identifying Mollusks -- -- Threatened Species Concervation -- -- Ecological Balance -- -- Mollusks as Alternate Hosts for Parasites -- -- Mollusk Ecology (Habitat) -- -- Reproduction -- -- Dispersal -- -- Distribution and Endemism -- -- Environmental Hazards and Mortality -- -- Predation Defenses -- -- Collecting, Preparing, and Preserving -- -- How to Use This Book -- Nomenclature of Shell Characteristics -- Taxonomic List Keys to the Families and GeneraSpecies Accounts -- -- Littorina -- -- Assiminea -- -- Cecina -- -- Myosotella -- -- Carychium -- -- Key to Succineidae -- -- Catinella -- -- Oxyloma -- -- Novisuccinea -- -- Succinea -- -- Cochlicopa -- -- Pupilloidea: features and keys -- -- Pupilla -- -- Columella -- -- Gastrocopta -- -- Nearctula -- -- Vertigo -- -- Key to Valloniidae -- -- Planogyra -- -- Zoogenetes -- -- Vallonia -- -- Allopeas -- -- Key to Haplotrematidae -- -- Ancotrema -- -- Haplotrema -- -- Megomphix -- -- Polygyrella -- Helix -- Cepaea -- -- Candidula -- -- Cernuella -- -- Helminthoglypta -- -- Monadenia -- -- Allogona -- -- Cryptomastix -- -- Hochbergellus -- -- Trilobopsis -- -- Vespericola -- -- Microphysula -- -- Oreohelix -- -- Key to Punctidae, Charopidae, Discidae, Helicodiscidae -- -- Paralaoma -- -- Punctum -- -- Radiodiscus -- -- Anguispira -- -- Discus -- -- Heliodiscus -- -- Key to Gastrodontoidea -- -- Euconulus -- -- Striatura -- -- Zonitoides -- -- Oxychilus -- -- Nesovitrea -- -- Hawaiia -- -- Pristiloma -- -- Ogaridiscus -- VitreaSlugs -- -- Vitrina -- -- Boettgerilla -- -- Limax and Lehmannia -- -- Deroceras -- -- Milax -- -- Testacella -- -- Arion -- -- Prophysaon -- -- Kootenaia -- -- Carinacauda -- -- Securicauda -- -- Ariolimax -- -- Gliabates -- -- Hesperarion -- -- Magnipelta -- -- Udosarx -- -- Zacoleus -- -- Hemphillia -- Glossary of Terms -- References and Literature Cited -- Index Bibliography Includes bibliographical references and index Subject Snails -- Northwest, Pacific -- Identification Slugs (Mollusks) -- Northwest, Pacific -- Identification Slugs (Mollusks) Snails Pacific Northwest Genre/Form Field guides Form Electronic book LC no. 2012044315 ISBN 9780870716867 0870716867 0870716859 9780870716850

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