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Porphyrio mantelli

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA AVES GRUIFORMES RALLIDAE

Scientific Name: Porphyrio mantelli
Species Authority: (Owen, 1848)
Common Name(s):
English North Island Takahe
Synonym(s):
Porphyrio hochstetteri hochstetteri BirdLife International (2000)
Taxonomic Notes: Porphyrio mantelli (Sibley and Monroe 1990, 1993) has been split into P. mantelli (extinct) and P. hochstetteri (extant) following Trewick (1996). Note that in BirdLife International (2000) the name P. mantelli was incorrectly assigned to the extant form, while the name P. hochstetteri was incorrectly assigned to the extinct form.

Assessment Information [top]

Red List Category & Criteria: Extinct ver 3.1
Year Published: 2012
Date Assessed: 2012-05-01
Assessor(s): BirdLife International
Reviewer(s): Symes, A. & Butchart, S.
Facilitator/Compiler(s): Brooks, T., Khwaja, N., Mahood, S.
Justification:
This species was endemic to New Zealand's North Island, but has been driven Extinct by human-induced habitat changes. There has been only one historical record of the species, in 1894.

Geographic Range [top]

Range Description: Porphyrio mantelli was a flightless endemic to North Island, New Zealand, from where it is known from subfossils from a number of archeological sites (Williams 1960) and from one possible late 19th century record (Phillipps 1959).

Countries:
Regionally extinct:
New Zealand
Range Map: Click here to open the map viewer and explore range.

Habitat and Ecology [top]

Habitat and Ecology: It inhabited high altitude alpine grasslands.

Systems: Terrestrial

Threats [top]

Major Threat(s): The decline of the species has generally been attributed to the increasing incursion of forest into the alpine grasslands through the Holocene (Mills et al. 1984), although hunting by the Maori probably also played a significant role (Beauchamp and Worthy 1988).


Citation: BirdLife International 2012. Porphyrio mantelli. The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 20 September 2014.
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