White-tailed Trogon (Trogon chionurus) [XC35345]
by Ken Allaire from Rio Silanche, Pedro Vicente Maldonado, Pichincha, Ecuador (song)
White-tailed Trogon (Trogon chionurus) [XC273553]
by Peter Boesman from RNA El Paujil, Santander, Colombia (call)
Subspecies
Trogon viridis (Sibley and Monroe 1990, 1993; Stotz et al. 1996) has been split into Green-backed Trogon (Trogon viridis) and White-tailed Trogon (Trogon chionurus) following SACC (2009).
Considered by some authors to be a subspecies of Green-backed Trogon (Trogon viridis).