Zapornia astrictocarpus Olson, 1973:17

St. Helena rail, St. Helena crake



Taxonomy & Nomenclature

Synonym/s: Porzana astrictocarpus Olson, 1973:17


Conservation Status


Last record: after 1502?

IUCN RedList status: Extinct



St. Helena


Biology & Ecology










Original scientific description:

Olson, Storrs L. (1973). Evolution of the rails of the south Atlantic Islands (Aves: Rallidae). Smithsonian Contributions to Zoology 152: 1-53.


Other references:

Ashmole, N. P. and Ashmole, M. J. (2000). St Helena and Ascension Island: a Natural History. Oswestry, U.K.: Anthony Nelson.

BirdLife International. (2012). Zapornia astrictocarpus. The IUCN Red List of Threatened Species. Version 2014.2. ( Downloaded on 26 July 2014.

BirdLife International. (2016). Zapornia astrictocarpus. The IUCN Red List of Threatened Species 2016: e.T22728760A94995685. Accessed on 02 July 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. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.

Hume, Julian Pender and Walters, Michael. (2012). Extinct Birds. London: T & AD Poyser.

Livezey, Bradley C. (1998). A phylogenetic analysis of the Gruiformes (Aves) based on morphological characters, with an emphasis on the rails (Rallidae). Phil.Trans. R. Soc. Lond. B 353: 2077-2151.

Olson, Storrs L. (1975). Paleornithology of St Helena Island, south Atlantic Ocean. Smithsonian Contributions to Paleobiology 23: 1-49.

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.


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