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Golden-crowned Emerald - BirdForum Opus

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Male perched on Jamaica vervain, Stachytarpheta jamaicensis. Photo © by THE_FERN
Puerto Vallarta Botanic Gardens, Jalisco, Mexico, April 2023
Cynanthus auriceps

Chlorostilbon auriceps


Male 7·5–8·5 cm, female 6·5–7·5 cm
Adult male with strongly forked tail, female less so. Bill is mostly red, upperside green, underside green in male, pale in female.

Similar species

No other similar species in its range. Smaller and longer-tailed than other related Mexican fork-tailed hummingbirds. Those species are allopatric.


North America: found in western Mexico (s Sinaloa to Durango, Guerrero and Oaxaca).


This is a monotypic species[1]; in the past it has been considered a part of Fork-tailed Emerald


Photo © by THE_FERN
Puerto Vallarta Botanic Gardens, Jalisco, Mexico, April 2023



  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
  2. Arizmendi, M. d. C. (2021). Golden-crowned Emerald (Cynanthus auriceps), version 1.1. In Birds of the World (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.goceme1.01.1

Recommended Citation

External Links

GSearch checked for 2020 platform.