Acicula norrisi

Acicula norrisi is a species of land snail in the family Aciculidae. It is native to Gibraltar. Some shells were recently found on the nearby Spanish mainland,[3][4] indicating that there may be several populations there, as well.[1]

Acicula norrisi
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Caenogastropoda
informal group Architaenioglossa
Superfamily:
Cyclophoroidea
Family:
Aciculidae
Genus:
Acicula
Species:
A. norrisi
Binomial name
Acicula norrisi
Gittenberger & Boeters, 1977[2]

Live specimens are not known; the species is known only from shell specimens. These have been found at four sites on Gibraltar and the new site in Spain. The animal probably lives under the soil and leaf litter.[1]

The Spanish populations are critically endangered and one such might disappear.[5]

References
  1. Menez, A. 2013. Acicula norrisi. The IUCN Red List of Threatened Species. Version 2014.2. Downloaded on 03 September 2014.
  2. Gittenberger E. & Boeters H. D. 1977. Some remarks on Acicula s.s. (Prosobranchia: Rissoacea). Journal of Conchology 29(3): 125-128. London.
  3. Gavira Romero, O.; Robles Domínguez, E.; Becerra Parra, M.; Larraz Azcárate, M. L. (2009). "Presence of Acicula norrisi Gittenberger and Boeters, 1977 (Gastropoda: Aciculidae) in Spain". Iberus. 27 (2): 73–76.
  4. Torres Alba, J. S. (2012). "Descripción de Platyla hedionda sp. nov. y nueva cita de Acicula norrisi Gittenberger et Boeters, 1977 (Gastropoda: Aciculidae) en la península Ibérica" (PDF). Spira. 4 (3–4): 101–104.
  5. "Desaparece un caracol en peligro de extinción del Valle del Genal". Ecologistas en Acción. 2015.


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