Guianan tyrannulet

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Guianan Tyrannulet
Zimmerius acer - Guianan Tyrannulet.JPG
Guianan Tyrannulet at Manaus, Amazonas state, Brazil
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Passeriformes
Family: Tyrannidae
Genus: Zimmerius
Species: Z. acer
Binomial name
Zimmerius acer
(Salvin & Godman, 1883)

Zimmerius gracilipes acer

The Guianan tyrannulet (Zimmerius acer) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is found in forests in the east Amazon Basin and north-eastern Brazil. Until recently, it was considered a subspecies of the slender-footed tyrannulet.[2]


  1. ^ BirdLife International (2012). "Zimmerius acer". IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature. Retrieved 26 November 2013. 
  2. ^ Frank E. Rheindt; Janette A. Norman & Les Christidis (2008). "DNA evidence shows vocalizations to be better indicator of taxonomic limits than plumage patterns in Zimmerius tyrant-flycatchers". Molecular Phylogenetics and Evolution. 48 (1): 150–156. PMID 18495499. doi:10.1016/j.ympev.2008.04.016.