| 词条 | Discus engonatus |
| 释义 |
| image = | image_caption = | status = EX | status_system = | status_ref = [1] | regnum = Animalia | phylum = Mollusca | classis = Gastropoda | unranked_superfamilia = clade Heterobranchia clade Euthyneura clade Eupulmonata clade Stylommatophora informal group Sigmurethra | superfamilia = Punctoidea | familia = Discidae | subfamilia = | genus = Discus | subgenus = | species = D. engonatus | binomial = Discus engonatus | binomial_authority = (Shuttleworth, 1852) | synonyms =Discus engonata }} Discus engonatus is an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Discidae, the disk snails. Discus engonatus was listed as Data deficient in the 1996 IUCN Red List,[2] but it is considered to be extinct.[1]DistributionThis species was endemic to Tenerife, Canary Islands. References1. ^1 Fontaine B., Bouchet P., Van Achterberg K., Alonso-Zarazaga M. A., Araujo R. et al. (2007). "The European union’s 2010 target: Putting rare species in focus." Biological Conservation 139: 167-185. Table 2 on the page 173. {{doi|10.1016/j.biocon.2007.06.012}}. PDF. {{Taxonbar|from=Q3319535}}{{Discidae-stub}}2. ^Alonso R. & Ibanez M. (1996). Discus engonatus. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.1. 3 : Discidae|Invertebrates of the Canary Islands|Gastropods described in 1852 |
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