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Pseudocampylaea loweii

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA MOLLUSCA GASTROPODA STYLOMMATOPHORA HYGROMIIDAE

Scientific Name: Pseudocampylaea loweii
Species Authority: (A. Férussac, 1835)
Taxonomic Notes: Seddon (2008) noted that it was possibly only a giant form of Pseudocampylaea portosanctana, but both have been found alive on Ilheu de Cima and, according to Wollaston (1878), there are a few other conchological differences besides size.

Assessment Information [top]

Red List Category & Criteria: Extinct     ver 3.1
Year Published: 2011
Assessor/s: Seddon, M.
Reviewer/s: Régnier, C., Cuttelod, A. & Neubert, E.
Justification:
This large and conspicuous species has not been found living in any recent survey work over the last 40 years. It was last seen prior to 1878, and may well have been extinct over most of the range much earlier than this as it is a common Quaternary fossil over the island (Seddon 2008).
History:
1996 – Extinct
1994 – Extinct? (Groombridge 1994)

Geographic Range [top]

Range Description: This species was endemic to the Madeiran islands, and according to Wollaston (1878) one specimen was collected alive by Moniz in the 19th century on Ilheu de Cima off Porto Santo; otherwise it is present abundant as a Quaternary fossil on Porto Santo (Cameron et al. 2006) and adjacent islet of Ilheu de Baixo; it is now thought to be extinct (Seddon 2008).
Countries:
Regionally extinct:
Portugal (Madeira)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: One specimen was collected alive by Moniz in the 19th century on Ilheu de Cima off Porto Santo.

Habitat and Ecology [top]

Habitat and Ecology: The habitat of this species is unknown, as it has not been seen in the last 100 years.
Systems: Terrestrial

Threats [top]

Major Threat(s): The main threats to this species are unknown, as it has not been seen in the last 100 years.

Conservation Actions [top]

Conservation Actions: This species is believed to be extinct, so no conservation actions are necessary.
Citation: Seddon, M. 2011. Pseudocampylaea loweii. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 25 May 2012.
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