Family Tyrant-flycatchers (Tyrannidae)

Near Threatened

Bay-ringed Tyrannulet (Phylloscartes sylviolus)


French: Tyranneau sylvain German: Rostring-Laubtyrann Spanish: Orejerito ojirrojo

L[eptotriccus]. sylviolus

Cabanis and Heine

, 1860,

#R, Rio de Janeiro, Brazil


Long placed in a monotypic Leptotriccus, but seems to be typical member of present genus. May belong with the “P. flaviventris group” (which see). Monotypic.


E Paraguay (Canindeyú S to Itapúa), SE Brazil (S Minas Gerais and Espírito Santo S to Santa Catarina) and NE Argentina (Misiones).

Descriptive notes

12 cm; c. 8 g. Upperparts and crown bright yellowish olive; prominent loral patch and eyering rufous-chestnut, auriculars yellow-green and lacking any contrasting dark patch... read more


Song is a fast, complex series of high notes, “swit-swi-swi-swi-swi-deedeedeedee-swi-swi.”


Humid lowland and foothill evergreen forest and forest edge, to 600 m.

Food and feeding

Arthropods. Forages alone or in pairs, occasionally in family groups of 3–5 birds, mainly in forest canopy, often in company of mixed... read more


Aug–Oct in Argentina; adults with fledged young in Feb, in Brazil. Hanging nest with lateral entrance hole, composed mainly of moss... read more


Apparently resident.

Status and conservation

Not globally threatened. Currently considered Near Threatened. Uncommon to scarce. Occurs in several protected areas, in Brazil including e.g. Iguaçu National Park and... read more

Recommended citation

Fitzpatrick, J. (2019). Bay-ringed Tyrannulet (Phylloscartes sylviolus). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 7 December 2019).