Leiostyla falknerorum Bank, Groh & Ripken, 2002
Taxonomy & Nomenclature
Synonym/s: Leiostyla laevigata Lowe, 1852; Pupa laevigata Lowe, 1852
Conservation Status
Missing (Teixeira & Seddon, 2025)
Last record: 1870's (as L. laevigata) (WCMC, 1992:207)
Rediscovered in / last record: 1994 (Seddon & Oliver, 1996; Teixeira & Seddon, 2025)
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution & Habitat
Madeira, Madeiran Archipelago, Macaronesia
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Bank, R. A., Groh, K. and Ripken, T. E. (2002). Catalogue and Bibliography of the non-marine Mollusca of Macronesia, pp. 89-235. In: M. Falkner, K. Grah and M.C.D. Speight (eds), Collecteana Malacologica.
Other references:
Cuttelod, A., Seddon, M. and Neubert, E. (2011). European Red List of Non-marine Molluscs. Publications Office of the European Union, Luxembourg.
MolluscaBase eds. (2025). MolluscaBase. Pupa (Leiostyla) laevigata R. T. Lowe, 1852. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1522946 on 2025-08-05
Pilsbry, H. A. (1922-1926). Manual of Conchology. Second Series: Pulmonata. Vol. XXVII [= 27]. Pupillidæ (Orculinæ, Pagodulinæ, Acanthinulinæ, etc). Philadelphia pp. [1], i-iv [= 1-4], Pl. 1-32: 1-369.
Seddon, M. B. (2008). An illustrated compendium of the landsnails and slugs of the Madeiran archipelago. Studies in Biodiversity and Systematics of Terrestrial Organisms from the National Museum of Wales. BIOTIR Reports 2. National Museum of Wales, Cardiff.
Seddon, M. B. (2011). Leiostyla falknerorum. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.1. (http://www.iucnredlist.org). Downloaded on 17 July 2013.
Seddon, M. and Oliver, P. G. (1996). Rediscovery of “extinct” land-snails on Madeira. Journal of Conchology 35: 452.
Teixeira, D. and Seddon, M. B. (2025). Leiostyla falknerorum. The IUCN Red List of Threatened Species 2025: e.T11467A220227235. https://dx.doi.org/10.2305/IUCN.UK.2025-2.RLTS.T11467A220227235.en. Accessed on 08 August 2026.
Waldén, H. W. (1983). Systematic and biogeographical studies of the terrestrial Gastropoda of Madeira. With an annotated Check-list. Annales Zoologica Fennica 20: 255-275.
WCMC (World Conservation Monitoring Centre). (1992). Global Biodiversity: Status of the Earth's living resources. London: Chapman & Hall. xx + 594 pp.