| 词条 | Discus guerinianus |
| 释义 |
| status = CR | status_system = IUCN3.1 | status_ref = [1] | image = | image_caption = | regnum = Animalia | phylum = Mollusca | classis = Gastropoda | unranked_superfamilia = clade Heterobranchia clade Euthyneura clade Eupulmonata clade Stylommatophora informal group Sigmurethra | superfamilia = Punctoidea | familia = Discidae | genus = Discus | species = Discus guerinianus | binomial = Discus guerinianus | binomial_authority = (R. T. Lowe, 1852) }} Discus guerinianus is a species of small air-breathing land snail, a terrestrial gastropod mollusk in the family Discidae, the disk snails. DistributionThis species is endemic to Madeira, Portugal.[1] Shell descriptionThe shell of these snails is shaped like a discus, or a lens, with a noticeable "edge" around the periphery of the whorls. Conservation statusThis species is mentioned in annexes IV and IV of the Habitats Directive. References1. ^1 Seddon M. B. (2000). "Discus guerinianus". In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.1. {{Taxonbar|from=Q3011258}}{{Discidae-stub}} 3 : Discidae|Taxa named by Richard Thomas Lowe|Gastropods described in 1852 |
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