| 41. | "' Hypselostomatidae "'is a family of land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora.
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| 42. | Unlike the pulmonate snail families, apple snails are not hermaphroditic, but gonochoristic; i . e . they have separate genders.
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| 43. | ""'Pupilla muscorum " "', terrestrial pulmonate gastropod mollusk or micromollusk in the family Pupillidae.
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| 44. | To seal the opening to their shell to prevent water loss, pulmonate land snails secrete a membrane of dried mucus called an epiphragm.
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| 45. | Virtually all pulmonate snails are inoperculate, i . e . they do not have an operculum, with the exception of the Amphiboloidea.
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| 46. | They are aquatic pulmonate gastropod mollusks in the tribe Ancylini within the family Planorbidae, the ram's horn snails and their allies.
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| 47. | "' Camaenidae "'is a terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea, the typical snails and their allies.
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| 48. | "' Acroreiidae "'is an extinct family of air-breathing snails, pulmonate gastropod mollusks in the superfamily Siphonariidae.
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| 49. | ""'Tandonia serbica " "'is a species of terrestrial pulmonate gastropod mollusk in the family Milacidae.
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| 50. | Predatory pulmonate land slugs, such as the ghost slug, use elongated razor-sharp teeth on the radula to seize and devour earthworms.
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