A manual of the land and fresh-water shells of the British Islands |
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Common terms and phrases
Achatina Alder animal aperture bands Brard Brit British brown Brug Bulimus Carychium minimum Clausilia cloth lettered colour Conch conchologists conical convex Cyclas Cyclostoma Drap Draparnaud edge Edition elongate epiphragm Fauna Ferussac foot genus grey Helix Hist horn-colour hortensis Icon inch in diameter inch long Inhab Jeffreys Jenyns Journ keel lacustris Land and Fresh-water Leach Limax Limneus Linn longitudinal mantle margin Miiller Moll Mollusca Mont Montagu nearly Nilson oblique operculum outer lip oval pale Paludina periostraca peristome Pfeiffer Phil Physa Physa fontinalis pillar Pisidium Pisidium amnicum plaits Planorbis Planorbis carinatus Pupa Rossm rounded Shell ovate slightly Snail Sowerby species specimens spiral spire composed stagnalis striated Sturm Succinea Succinea putris teeth tentacles thickened thin Trans transparent Turbo Turton umbilicus Unio Valvata Valvata cristata variety ventricose Verm Vertigo Vertigo alpestris Vitrina Vitrina pellucida vols volutions whorls yellowish young shells Zonites Zool