Calypte (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Calypte" in English language version.

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biodiversitylibrary.org

Gould, John (1856). A Monograph of the Trochilidae, or Family of Humming-Birds. Vol. 4. London: self. Plates 134, 135, 136 and text (Part 11, Plates 5, 6 and 7). The 5 volumes were issued in 25 parts between 1849 and 1861. Title pages of all volumes bear the date of 1861.
Peters, James Lee, ed. (1945). Check-List of Birds of the World. Vol. 5. Cambridge, Massachusetts: Harvard University Press. p. 136.

Gill, Frank; Donsker, David; Rasmussen, Pamela, eds. (January 2021). "Hummingbirds". IOC World Bird List Version 11.1. International Ornithologists' Union. Retrieved 1 March 2021.