Heteralocha acutirostris


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Heteralocha acutirostris
Species Authority: (Gould, 1837)
Common Name(s):
English Huia

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.
This species is known from New Zealand's North Island, but it was last recorded in 1907 and is now Extinct. Habitat loss, hunting and disease have all been implicated in its decline.

Geographic Range [top]

Range Description: Heteralocha acutirostris was endemic to the southern portion of the North Island, New Zealand. It was intensively studied by Buller in the second half of the 19th century (Phillipps 1963), and is known from numerous specimens (Greenway 1967), but declined to extinction around the turn of the century with the last confirmed record being in 1907 (Myers 1923).

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

Habitat and Ecology [top]

Habitat and Ecology: It appears to have required large tracts of primary, native forest.

Systems: Terrestrial

Threats [top]

Major Threat(s): The cause of its extinction is unclear but it was probably primarily due to habitat loss, especially of dead trees on which they depended for extracting beetle larvae (Burton 1974), possibly along with hunting and disease (Myers 1923).

Citation: BirdLife International 2012. Heteralocha acutirostris. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 05 September 2015.
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