Acanthinula azorica


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Acanthinula azorica
Species Authority: Pilsbry, 1926
Acanthinula aculeata (O.F. Müller, 1774)
Taxonomic Notes: Acanthinula azorica was cited for the Azores as the European A. aculeata (Müller 1774) (Backhuys 1975); Bank et al. (2002) consider it separate from the continental taxon.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2013
Date Assessed: 2010-11-19
Assessor(s): Frias Martins, A.
Reviewer(s): Neubert, E., Cameron, R., Seddon, M.B., Cuttelod, A. & Nichols, C.
This species is relatively uncommon. It  has adapted to secondary forests and is present on almost all islands in the Azores. There are no major threats thus it is considered as Least Concern (LC).

Geographic Range [top]

Range Description: This species is recorded from all the islands of the Azores, except Corvo.
Portugal (Azores)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Although found throughout the Azores, it is an uncommon species, found primarily in forests, endemic and secondary. Backhuys (1975) attributes its rarity to the destruction of the mountain, endemic habitat, which the species seems to prefer over the secondary forest.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: Acanthinula azorica lives in forested habitats, endemic and secondary, although preferentially on mountainous, endemic vegetation. It is found mainly under decaying leaves. On Pico island, for example, it was found from 150 m to over 1000 m ASL (Martins et al. 2006), and Backhuys (1975) collected it on Flores at about 50 m ASL.
Systems: Terrestrial

Use and Trade [top]

Use and Trade: This species is not utilized.

Threats [top]

Major Threat(s): This species is relatively uncommon; however, because it has adapted to secondary forests and is present on almost all islands, no threats are foreseen.

Conservation Actions [top]

Conservation Actions: No conservation actions are needed.

Citation: Frias Martins, A. 2013. Acanthinula azorica. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 03 September 2015.
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