The IUCN Red List of Threatened Species

Aceros comatus

 – Near Threatened

Taxonomy

Kingdom: ANIMALIA
Phylum: CHORDATA
Class: AVES
Order: CORACIIFORMES
Family: BUCEROTIDAE
Scientific Name: Aceros comatus
Species Authority: (Raffles, 1822)
Common Name/s:
EnglishWHITE-CROWNED HORNBILL
Taxonomic Notes: Often placed under Berenicornis and originally under Buceros.

Assessment Information

Red List Category & Criteria: NT    ver 3.1 (2001)
Year Assessed: 2004
Assessor/s: BirdLife International
Evaluator/s: Stattersfield, A., Benstead, P. & Butchart, S. (BirdLife International Red List Authority)
Justification: Nearly qualifies for listing as threatened under criteria A2c+3c.
History:
1988-Lower Risk/least concern (BirdLife International 2004)
1994-Lower Risk/least concern (BirdLife International 2004)
2000-Lower Risk/near threatened (BirdLife International 2000)

Geographic Range

Range Description: Aceros comatus is confined to the Sundaic lowlands of south Tenasserim, Myanmar, peninsular and south-west Thailand, Sabah, Sarawak and Peninsular Malaysia, Kalimantan and Sumatra, Indonesia and Brunei (apparently rare), where it is generally uncommon in semi-evergreen and evergreen forests to 1,675 m. Forest destruction in the Sundaic lowlands of Indonesia has been so extensive that all primary formations are expected to disappear by 2010, and the situation is little different in Thailand and Malaysia. However, the species's ability to persist at higher elevations, where forest destruction has been less severe, means that it is not immeadiately threatened. CITES Appendix II.
Countries: Native:

Brunei Darussalam; Indonesia; Malaysia; Myanmar; Thailand

Habitat and Ecology

System: Terrestrial

Citation: BirdLife International 2004. Aceros comatus. In: IUCN 2007. 2007 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 29 August 2008.
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