Swifts (Apodidae)
Grey-rumped Swift (Chaetura cinereiventris) - HBW 5, p. 443
French: Martinet à croupion gris
German: Graubürzelsegler
Spanish: Vencejo Ceniciento
Other common names: Sclater’s Swift; Ashy-rumped Swift (sclateri)
Taxonomy: Chætura cinereiventris P. L. Sclater, 1862, Bahía.
Sometimes considered conspecific with C. egregia, and these two form superspecies with C. martinica; these three previously placed in genus Acanthylis along with C. spinicauda. All races but nominate have been grouped together in what might be incipient species, C. sclateri. Seven subspecies recognized.
Subspecies and Distribution:
- phaeopygos Hellmayr, 1906 - E Nicaragua to Panama.
- occidentalis Berlepsch & Taczanowski, 1884 - W Colombia, W Ecuador and extreme NW Peru.
- schistacea Todd, 1937 - E Colombia to W Venezuela.
- phaeopygos Hellmayr, 1906 - E Nicaragua to Panama.
- occidentalis Berlepsch & Taczanowski, 1884 - W Colombia, W Ecuador and extreme NW Peru.
- schistacea Todd, 1937 - E Colombia to W Venezuela.
- lawrencei Ridgway, 1893 - N Venezuela and S Caribbean Is.
- guianensis Hartert, 1892 - E Venezuela and W Guyana.
- sclateri Pelzeln, 1868 - S Venezuela through S Colombia, NW Brazil (upper Amazonia) and E Peru to NW Bolivia.
- cinereiventris P. L. Sclater, 1862 - E Brazil, Paraguay and NE Argentina (Misiones).
- Least Concern Enlarge map
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Many adult birds flying. Locality Linhares, Espirito Santo State, Brazil
Carlos Gussoni 3 July 2012 42 weeks ago 42 sec 2.7
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Adult birds flying.
Locality Linhares, Espirito Santo State, Brazil
Carlos Gussoni 2 July 2012 40 weeks ago 2.8 -
Poor shot of a bird flying
Locality La Selva Biological Station, Puerto Viejo, Sarapiquí, Heredia Province, Costa Rica (ssp phaeopygos)
Aleix Comas 26 June 2010 2 years ago 2.1
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Flight calls. Locality Loreto Road, Napo Province, Ecuador
(ssp sclateri)
Nick Athanas 7 December 2002 3 years ago 4
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