Geomitra grabhami (Wollaston, 1878)
Taxonomy & Nomenclature
Conservation Status
Last record: 1870's
Rediscovered in 2008 (Teixeira et al., 2018)
IUCN RedList status: Critically Endangered
Distribution
Deserta Grande Island, Madeira, Portugal
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Wollaston, T. V. (1878). Testacea Atlantica or the land and freshwater shells of Azores, aderiras, Salvages, Canaries, Cape Verdes and Saint Helena. London; Reeve.
Other references:
Cameron, R. A. D. and Cook, L. M. (1998). Forest and scrub snail faunas from northern Madeira. Malacologia 39: 29-38.
Cowie, Robert H., Régnier, Claire, Fontaine, Benoît, and Bouchet, Philippe. (2017). Measuring the Sixth Extinction: what do mollusks tell us? The Nautilus 131(1): 3-41.
Cuttelod, A., Seddon, M. and Neubert, E. (2011). European Red List of Non-marine Molluscs. Publications Office of the European Union, Luxembourg.
Fontaine, B., Bouchet, P., Van Achterberg, K., Alonso-Zarazaga, M.A., Araujo, R., Asche, M., Aspöck, U. Audisio, P., Aukema, B., Bailly, N., Balsamo, M., Bank, R.A., Barnard, P., Belfiore, C., Bogdanowicz, W., Bongers, T., Boxshall, G., Burckhardt, D., Camicas, J.-L., Chylarecki, P., Crucitti, P., Deharveng,L., Dubois, A., Enghoff, H., Faubel, A., Fochetti, R., Gargominy, O., Gibson, D., Gibson, R., Soledad Gómez López, M., Goujet, D., Harvey, M.S., Heller, K.-G., Van Helsdingen, P., Hoch, H., De Jong, H., De Jong, Y., Karsholt, O., Los, W., Lundqvist, L., Magowski, W., Manconi, R., Martens, J. Massard, J.A., Massard-Geimer, G., Mcinnes, S.J., Mendes, L.F., Mey, E., Michelsen, V., Minelli, A., Nielsen, C., Nieto Nafría, J.M., Van Nieukerken, E.J., Noyes, J., Pape, T., Pohl, H., De Prins, W., Ramos, M., Ricci, C., Roselaar, C., Rota, E., Schmidt-Rhaesa, A., Segers, H., Zur Strassen, R., Szeptycki, A., Thibaud, J.-M., Thomas, A., Timm, T., Van Tol, J., Vervoort, W. and Willmann, R. (2007). The European Union’s 2010 target: Putting rare species in focus. Biological Conservation 139(1-2): 167-185. http://dx.doi.org/10.1016/j.biocon.2007.06.012
Groh, K. and Hemmen, J. (1986). Geomitra (Serratorotula) gerberi n. subgen. n. sp. aus dem Quartär von Porto Santo (Pulmonata: Helicidae). Archiv für Molluskenkunde 117: 33-38.
Groombridge, B. (ed.). (1994). 1994 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland.
Régnier, Claire, Fontaine, Benoît and Bouchet, Philippe. (2009). Not Knowing, Not Recording, Not Listing: Numerous Unnoticed Mollusk Extinctions. Conservation Biology 23(5): 1214-1221.
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.
Teixeira, D., Cameron, R., Groh, K. and Seddon, M.B. (2018). Geomitra grabhami (errata version published in 2019). The IUCN Red List of Threatened Species 2018: e.T156368A144802430. https://dx.doi.org/10.2305/IUCN.UK.2018-1.RLTS.T156368A144802430.en. Downloaded on 04 December 2021.
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.