The rusty-cheeked scimitar babbler (Pomatorhinus erythrogenys)

Pomatorhinus erythrogenys has a number of recognized subspecies:

 

P. e. erythrogenys (north-west Himalayas)

P. e. imberbis

P. e. haringtoni

P. e. gravivox

P. e. macclellandi

P. e. ferrugilatus (central Himalayas from Nepal to Bhutan)

P. e. imberbis (east Myanmar)

P. e. celatus (east Myanmar and north-east Thailand)

Done