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Helix (Pomatia) aperta L., S. France, showing epiphragm.
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Helix (Campylaea) zonata Stud., Piedmont.
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Helix (Iberus) strigata Mull., Florence.
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Helix (Obbina) rota Brod., Philippines.
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Helix (Camatena) cicatricosa Mull., China.
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Helix (Helocophanta) sowerbiana Fisch., Madagascar, showing embryonic shell.
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Helix citrina (Linnaeus).
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Helice trachiforme : Helix epistylium. Helice macrostome : Helix vittata; Helice sinuee : Helix simata
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Helix Mackenzii (Adams).
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Eyes of Helix pomatia L., retracted within the tentacle.
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Specimen of Helix rosacea Mull., Cape of Good Hope, into which a piece of grass has by some means become introduced. The animal has protected itself by covering the grass with a shelly layer.
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Helix stuartia (Sowerby).
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Helix transitucida (Linnaeus).
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Helix undulata (Ferussac).
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Helix waltoni (Reeve).
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