Anas georgica niceforoi Wetmore & Borrero, 1946:68

Nicéforo's pintail, Niceforo’s pintail



Taxonomy & Nomenclature



Conservation Status


Last record: 1952 (Fuller, 1988; Hume & Walters, 2012); 1946? 1956?

IUCN RedList status: Extinct


This subspecies was last recorded in 1952 according to (Fuller, 1988; Hume & Walters, 2012). It may have been rediscovered in 2003 (Ayerbe-González & Lehmann-Albornoz, 2005), but this record is dubious (see here).



Colombia (central)


Biology & Ecology










Original scientific description:

Wetmore, A. and Borrero, J. I. (1946). A new species of duck from central Colombia. Caldasia 4: 67-71.


Other references:

Ayerbe-González, S. and Lehmann-Albornoz, P. (2005). Redescubrimiento del Pato Pico de Oro de Nicéforo (Anas georgica niceforoi). Novedades Colombianas 8(1): 45-52.

BirdLife International. (2012). Anas georgica. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.1. ( Downloaded on 18 August 2013.

Carboneras, C. (1992). Family Anatidae (Ducks, Geese and Swans). In Handbook of the Birds of the World Volume 1: Ostrich to Ducks (J. del Hoyo, A. Elliott and J. Sargatal eds). Lynx Edicions, Barcelona.

Fuller, Errol. (1988). Extinct Birds. New York: Facts on File Publications. 256 pp.

Young, H. Glyn, Tonge, Simon J. and Hume, Julian Pender. (1996). Review of Holocene wildfowl extinctions. Wildfowl 47: 167-181.


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