Until recently treated as conspecific with F. leucopus and F. longirostris, but differs from former in its much larger size (effect size for wing 6.16, score 3); significantly paler underparts (2); grey vs brown crown (2); whitish vs chestnut eyes (2); and somewhat different song, exhibiting much the least deceleration (2); differs from latter in its larger size (effect size for male tail 4.03, score 2); significantly paler underparts (2); slightly darker grey crown (1); whitish vs chestnut eyes (2); and different song, with different note shape (3) and least deceleration (2)#R. Monotypic.
SW Colombia (Nariño#R, probably spreading north), W Ecuador (S from W Esmeraldas) and NW Peru (S to N Ancash).
Food and feeding
Status and conservation
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