Turdus ravidus Cory, 1886
Grand Cayman thrush
Taxonomy & Nomenclature
Synonym/s: Mimocichla ravida Cory, 1886
Conservation Status
Extinct
Last record: 1916 (specimen collected);1938 (sighting; Scott, 1965; Johnston 1969)
IUCN RedList status: Extinct
Distribution
Gran Cayman, Cayman Islands
Biology & Ecology
Hypodigm
21 specimens exist in museums (BirdLife International, 2012).
Media
Images of one of the preserved specimens can be seen here: http://piclib.nhm.ac.uk/results.asp?search=1&screenwidth=1280&pixperpage=40&searchtxtkeys=turdus&lastsearchtxtkeys=Turdus+Poliocephalus&withinresults=&lstformats=&lstorients=All+Orientations&chkpho=&chkill=&chkpor=&chkarc=&chkfos=&chkspe=1&chksem=&chkmodrel=
References
Original scientific description:
Cory, Charles B. (1886). Descriptions of thirteen new species of birds from the island of Grand Cayman. The Auk 3(4): 497-501.
Other references:
Anonymous. (1964). List of rare birds, including those thought to be so but of which detailed information is still lacking. IUCN Bulletin 10(Special Supplement): 4 pp.
Bangs, O. 1916. A Collection of Birds from the Cayman Islands. Bulletin of the Museum of Comparative Zoology at Harvard College in Cambridge 60: 301-320.
Bradley, P. E. (2000). The birds of the Cayman Islands. British Ornithologists’ Union, Tring, U.K.
BirdLife International. (2012). Turdus ravidus. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. (http://www.iucnredlist.org). Downloaded on 20 May 2013.
BirdLife International. 2018. Turdus ravidus (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2018: e.T22708835A129654803. https://dx.doi.org/10.2305/IUCN.UK.2018-2.RLTS.T22708835A129654803.en. Accessed on 19 June 2022.
Brooks, T. 2000. Extinct species. In: BirdLife International (ed.), Threatened Birds of the World, pp. 701-708. Lynx Edicions and BirdLife International, Barcelona and Cambridge, U.K.
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.
Johnston, David W. (1969). The Thrushes of Grand Cayman Island, B.W.I. The Condor 71(2): 120-128.
Knox, Alan G. and Walters, Michael P. (1994). Extinct and endangered birds in the collections of The Natural History Museum. British Ornithologists' Club Occasional Publications 1: 1-292. [p. 213]
Savage English, J. M. (1916). Notes on the birds of Grand Cayman, West Indies. Ibis 10th ser. Vol. IV: 17-35.
Sayol, Ferran, Steinbauer, Manuel J., Blackburn, Tim M., Antonelli, Alexandre and Faurby, Søren. (2020). Anthropogenic extinctions conceal widespread evolution of flightlessness in birds. Science Advances 6(49): eabb6095. https://doi.org/10.1126/sciadv.abb6095 [Supplementary Material (Data File S1)]
Scott, Peter (ed.). (1965). Preliminary List of Rare Mammals and Birds, pp. 155-237. In: The Launching of a New Ark. First Report of the President and Trustees of the World Wildlife Fund. An International Foundation for saving the world's wildlife and wild places 1961-1964. London: Collins.
Tyrberg, Tommy. (2009). Holocene avian extinctions, pp. 63-106. In: Turvey, Samuel T. (ed.). Holocene Extinctions. Oxford, UK & New York, USA: Oxford University Press. xii + 352 pp.