White-tipped Swift Aeronautes montivagus
Version: 1.0 — Published October 10, 2014
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Systematics
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Geographic Variation
Two subspecies currently recognized:
montivagus, described as Cypselus montivagus d'Orbigny and Lafresnaye 1837; type locality Santa Cruz de la Sierra, Bolivia
Occupies most of the range of the species: coastal mountains of Venezuela, and the Andes from Venezuela to Argentina.
See Detailed Description.
tatei, described as Duidia tatei Chapman 1929; type locality High Point Camp, Mt. Duida, Venezuela, 7100 ft [= 2165 m]
Occurs in the tepui region of southern Venezuela and adjacent Brazil.
Similar to nominate montivagus, but upperparts blue black and very glossy (Chantler 2000).
Related Species
There is little information regarding the phylogenetic relationships of New World swifts. Aeronautes montivagus and A. saxatilis (White-throated Swift) perhaps more closely related to each other than either is to A. andecolus (Andean Swift) (Chantler 1999).