This species was described in 1888 based on fossil bones that were found in Minas Gerais, Brazil.
The remains were dated to Late Pleistocene to Early Holocene; thus, the species is briefly mentioned here. [1]
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References:
[1] O. Winge: Fugle fra Knoglehuler i Brasilien. E Museo Lundii 1(2): 1-54. 1888
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edited: 17.02.2020
Barbados Goose (Neochen barbadiana)
The Barbados Goose was described in 1965 based on foissl remains that had been found on the island of Barbados in the Lesser Antilles.
The remains were dated to Late Pleistocene age, but the form might well have survived into the early Holocene and is thus mentioned here for the sake of completness. [1][2]
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References:
[1] P. Brodkorb: Fossil birds from Barbados, West Indies. The Journal of the Barbados Museum and Historical Society 31(1): 3-10. 1965
[2] Samuel T. Turvey: Holocene Extinctions. Oxford University Press, USA 2009
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edited: 17.02.2020