Rusty-breasted Nunlet (Nonnula rubecula) [XC857471]
by Miguel Castelino from Parque Estadual da Serra Dourada, Moss\u00e2medes, Goi\u00e1s, Brazil (song)
Rusty-breasted Nunlet (Nonnula rubecula) [XC863832]
by JAYRSON ARAUJO DE OLIVEIRA from Fazenda S\u00e3o Miguel, Itaj\u00e1, Goi\u00e1s, Brazil (song)
Subspecies
Forms a superspecies with Fulvous-chinned Nunlet (Nonnula sclateri) and Brown Nunlet (Nonnula brunnea). Taxonomy uncertain and confused.
The following 7 subspecies are recognised:
duidae Chapman, 1914 - Eastern Venezuela in southern Amazonas (north of R Orinoco).
interfluvialis Parkes, 1970 - Southern Venezuela (south of R Orinoco) south to R Negro in northern Brazil.
tapanahoniensis Mees, 1968 - Southern Guianas and northern Brazil (northern bank of lower Amazon).
simulatrix Parkes, 1970 - South-eastern Colombia, and north-western Brazil (between R Negro and R Amazon).
cineracea Sclater, PL, 1881 - North-eastern Ecuador, north-eastern Peru, and western Brazil south of Amazon (south to Rondônia).
simplex Todd, 1937 - Southern bank of lower Amazon, northern Brazil.
rubecula (Spix, 1824) - Eastern and south-eastern Brazil (Bahia and Goiás south to Paraná), eastern Paraguay and north-eastern Argentina (Misiones).