Honduras and eastern Nicaragua south to Panama and extreme north-western Colombia (north-western Chocó). Considered by some authors to be a subspecies of Paltry Tyrannulet (Zimmerius vilissimus).
Mistletoe Tyrannulet (Zimmerius parvus) [XC274120]
by Peter Boesman from Esquinas lodge, Piedras Blancas NP, Puntarenas, Costa Rica (call)
Mistletoe Tyrannulet (Zimmerius parvus) [XC106780]
by Mike Nelson from Estaci\u00f3n Biol\u00f3gica Las Cruces, San Vito de Coto Brus, Puntarenas, Costa Rica (call)
Subspecies
No subspecies.
Considered by some authors to be a subspecies of Paltry Tyrannulet (Zimmerius vilissimus).