Grey-headed Nigrita (Nigrita canicapillus) [XC206712]
by Bram Piot from Mont F\u00e9b\u00e9, Yaounde, Cameroon (call)
Grey-headed Nigrita (Nigrita canicapillus) [XC722393]
by Oliver Fowler from Atewa Forest, Ghana (song)
Subspecies
Subspecies emiliae and candidus may represent two separate species. Nominate subspecies intergrades with schistaceus in north-eastern DRCongo.
Proposed subspecies sparsimguttatus, described from extreme north-western Tanzania (Bukoba, on western L Victoria), treated as synonym of schistaceus.
The following 6 subspecies are recognised:
emiliae Sharpe, 1869 - Sierra Leone east to Togo.
canicapillus (Strickland, 1841) - Southern Benin, southern Nigeria and western and southern Cameroon south, including Bioko I (Fernando Póo), to Gabon and PRCongo, east to northern and central DRCongo.
schistaceus Sharpe, 1891 - Southern Sudan, eastern DRCongo, Uganda, Burundi, western Kenya and northern Tanzania.
angolensis Bannerman, 1921 - North-western Angola and southern DRCongo.
diabolicus (Reichenow & Neumann, 1895) - Montane central and south-eastern Kenya south to northern Tanzania (Crater Highlands, Mt Kilimanjaro).
candidus Moreau, 1942 - Mt Kungwe, in western Tanzania.