Gartered Trogon (Trogon caligatus) [XC274325]
by Peter Boesman from La Selva biological station, Heredia, Costa Rica (song)
Gartered Trogon (Trogon caligatus) [XC518277]
by Simon Elliott from San Vito, Puntarenas, Costa Rica (song)
Subspecies
Trogon violaceus (Sibley and Monroe 1990, 1993; Stotz et al. 1996) has been split into Violaceous Trogon (Trogon violaceus) and Gartered Trogon (Trogon caligatus) following SACC (2009).
Considered by some authors to be a subspecies of Violaceous Trogon (Trogon violaceus).
The following 3 subspecies are recognised:
sallaei Bonaparte, 1856 - Caribbean slope of eastern and southern Mexico, also Pacific slope of southern Mexico, and Guatemala, Belize, El Salvador and northern Honduras; possibly this subspecies in Nicaragua. Considered by some authors to be a subspecies of Violaceous Trogon (Trogon violaceus).
concinnus Lawrence, 1862 - Costa Rica, Panama (except Caribbean slope of Darién), western Colombia, western Ecuador and north-western Peru. Considered by some authors to be a subspecies of Violaceous Trogon (Trogon violaceus).
caligatus Gould, 1838 - Eastern Mexico to north-western SA. Considered by some authors to be a subspecies of Violaceous Trogon (Trogon violaceus).
BirdLife International Species Factsheet