Turdus ravidus

Taxonomy

Assessment Information

Geographic Range

Habitat and Ecology

Threats

Bibliography

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Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
ANIMALIA	CHORDATA	AVES	PASSERIFORMES	TURDIDAE

Scientific Name:

Turdus ravidus

Species Authority:

(Cory, 1886)

Common Name/s:

English

–

Grand Cayman Thrush

Assessment Information [top]

Red List Category & Criteria:

Extinct ver 3.1

Year Published:

2012

Assessor/s:

BirdLife International

Reviewer/s:

Butchart, S. & Symes, A.

Contributor/s:

Justification:
This species was known from the island of Grand Cayman, but it has been driven to extinction by logging of its forest habitat. The last sight records date from 1938, and it was definitely Extinct by 1965.

History:

2008	–	Extinct
2004	–	Extinct
2000	–	Extinct
1994	–	Extinct
1988	–	Extinct

Geographic Range [top]

Range Description:	Turdus ravidus is known from four collections (21 specimens in total) from Grand Cayman, Cayman Islands (to UK). The last specimens were collected (by Brown) in 1916, and the last sight record (by Lewis) was in 1938 (Johnston 1969). It was extinct by 1965 (Bradley 2000).
Countries:	Regionally extinct: Cayman Islands
Range Map:	Click here to open the map viewer and explore range.

Habitat and Ecology [top]

Habitat and Ecology:	Its habitat was dense "knife-edged coral-rock, swamp, and mangroves, with patches here and there of the poisonous manchineel tree and of climbing cactus" (Savage English 1916).
Systems:	Terrestrial

Threats [top]

Major Threat(s):	It presumably declined as the island's habitat was progressively cleared (Johnston 1969).

Major Threat(s):

It presumably declined as the island's habitat was progressively cleared (Johnston 1969).

Bibliography [top]

	Bradley, P. E. 2000. The birds of the Cayman Islands. British Ornithologists' Union, Tring. IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.1). Available at: http://www.iucnredlist.org. (Accessed: 19 June 2012). Johnston, D. W. 1969. The thrushes of Grand Cayman Island, B. W. I. Condor 71: 120-128. Savage English, J. M. 1916. Notes on the birds of Grand Cayman, West Indies. Ibis 10th ser. Vol. IV: 17-35.

Bradley, P. E. 2000. The birds of the Cayman Islands. British Ornithologists' Union, Tring.

IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.1). Available at: http://www.iucnredlist.org. (Accessed: 19 June 2012).

Johnston, D. W. 1969. The thrushes of Grand Cayman Island, B. W. I. Condor 71: 120-128.

Savage English, J. M. 1916. Notes on the birds of Grand Cayman, West Indies. Ibis 10th ser. Vol. IV: 17-35.

Citation:	BirdLife International 2012. Turdus ravidus. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 23 May 2013.
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