the distribution map of the differents Golden-winged Sunbird (Drepanorhynchus reichenowi) subspecies (D. r. reichenowi, lathburyi, shellyae)
Colour Key :

ece327ff (yellow) : D. r. reichenowi
396340ff (dark green) : D. r. shellyae
ece327ff cross-hatch #650f0fff : both  D. r. reichenowi and D. r. athburyiSource :
combination of information from 
Sunbirds: A Guide to the Sunbirds, Spiderhunters, Sugarbirds and Flowerpeckers of the World, p258  : https://books.google.fr/books?id=AeutEaTRyswC&amp;q=%22Golden-winged+Sunbird%22&amp;pg=PA258&amp;redir_esc=y#v=onepage&amp;q&amp;f=false
and 

Golden-winged sunbird distribution map
Own work
Igriffin Hiérocéphale