Beryl-spangled tanager

Beryl-spangled tanager
	Tangara nigroviridis cyanescens, Colombia
Conservation status
	; Least Concern (IUCN 3.1)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Order:	Passeriformes
Family:	Thraupidae
Genus:	Tangara
Species:	T. nigroviridis
Binomial name
	Tangara nigroviridis; (Lafresnaye, 1843)

The beryl-spangled tanager (Tangara nigroviridis) is a small songbird of the northern Andes.

Taxonomy

First described by Frédéric de Lafresnaye in 1843, the beryl-spangled tanager is one of dozens of tanager species in the genus Tangara.

Description

It is a small songbird, measuring 13 cm (5.1 in) in length.^[2] Its plumage is largely turquoise, though heavily marked with black spots and scales.^[3] Its breast and belly are primarily black, with opalescent greenish spotting.^[2]

Habitat and distribution

The beryl-spangled tanager is found on the eastern slopes of the Andes from Venezuela, though Colombia, Ecuador and Peru to Bolivia.^[2] In Ecuador, it is found at elevations ranging from 700–2,500 m (2,300–8,200 ft),^[3] while in Peru it ranges somewhat higher – from 1,500–2,900 m (4,900–9,500 ft). It occurs in humid montane forest and second growth.^[2]

References

^ BirdLife International (2016). "Tangara nigroviridis". IUCN Red List of Threatened Species. 2016: e.T22722930A94794064. doi:10.2305/IUCN.UK.2016-3.RLTS.T22722930A94794064.en. Retrieved 12 November 2021.
^ ^a ^b ^c ^d Schulenberg, Thomas S.; Stotz, Douglas F.; Lane, Daniel F.; O'Neill, John P.; Parker III, Theodore A. (2007). Birds of Peru. Princeton NJ, US: Princeton University Press. p. 564. ISBN 978-0-691-13023-1.
^ ^a ^b Athanas, Nick; Greenfield, Paul J. (2016). Birds of Western Ecuador: A Photographic Guide. Princeton NJ, US: Princeton University Press. p. 378. ISBN 978-0-691-15780-1.

Robert Ridgely & Guy Tudor, Birds of South America Vol. 1 (Univ. Texas Press, 1989).

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[iucn_status_12_November_2021-1] BirdLife International (2016). "Tangara nigroviridis". IUCN Red List of Threatened Species. 2016: e.T22722930A94794064. doi:10.2305/IUCN.UK.2016-3.RLTS.T22722930A94794064.en. Retrieved 12 November 2021.

[Schulenberg-2] Schulenberg, Thomas S.; Stotz, Douglas F.; Lane, Daniel F.; O'Neill, John P.; Parker III, Theodore A. (2007). Birds of Peru. Princeton NJ, US: Princeton University Press. p. 564. ISBN 978-0-691-13023-1.

[Athanas-3] Athanas, Nick; Greenfield, Paul J. (2016). Birds of Western Ecuador: A Photographic Guide. Princeton NJ, US: Princeton University Press. p. 378. ISBN 978-0-691-15780-1.

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