Other Scientific Names
Forpus sclateri [BirdLife International (2004)], Forpus sclateri [Sibley and Monroe (1990, 1993)], Forpus sclateri [Stotz et al. (1996)]
Other Names (World)
Dusky-billed Parrotlet, Sclater's Parrotlet
Dusky-billed Parrotlet (Forpus modestus) [XC431930]
by JAYRSON ARAUJO DE OLIVEIRA from Parque Zoobot\u00e2nico da Universidade Federal do Acre, Brazil (flight call)
Dusky-billed Parrotlet (Forpus modestus) [XC755347]
by JAYRSON ARAUJO DE OLIVEIRA from Santa Carmem, Mato Grosso, Rio Azul, Brazil (song)
Subspecies
Precise boundaries between the two subspecies remain unclear.
The following 3 subspecies are recognised:
modestus (Cabanis, 1849) - Extreme eastern Colombia to Venezuela, the Guianas and northern Brazil.
sclateri (Gray, GR, 1859) - South-eastern Colombia, north-eastern Ecuador, eastern Peru and northern Bolivia east through Amazon basin to northern Brazil south of Amazon delta.
eidos Peters, JL, 1937 - Eastern Colombia and southern and south-eastern Venezuela (also outlying in Carabobo) through Guyana (two records) and southern French Guiana to northern Brazil.