Pacific Flatbill (Rhynchocyclus pacificus) [XC262192]
by Olaf Jahn from Esmeraldas: Playa de Oro, village and vicinity, R\u00edo Santiago, Ecuador (call)
Pacific Flatbill (Rhynchocyclus pacificus) [XC66964]
by Niels Krabbe from Esmeraldas: 18.5 road km NNW Alto Tambo, Ecuador (song, songs 2 birds after pb)
Subspecies
Rhynchocyclus brevirostris (Sibley and Monroe 1990, 1993) has been split into Eye-ringed Flatbill (Rhynchocyclus brevirostris) and Pacific Flatbill (Rhynchocyclus pacificus) following SACC (2005).
Was for long considered a subspecies of Eye-ringed Flatbill (Rhynchocyclus brevirostris). The two may not be sister-taxa.