Kemp's Longbill (Macrosphenus kempi) [XC694655]
by Peter Boesman from Atewa Range, Ghana, Ghana (song)
Kemp's Longbill (Macrosphenus kempi) [XC527603]
by \u00c9tienne Leroy from For\u00eat class\u00e9e de Yapo, Lagunes District, Ivory Coast (song)
Subspecies
Along with Yellow Longbill (Macrosphenus flavicans) and Grey Longbill (Macrosphenus concolor) have in the past been considered to be babblers (Timaliidae). Forms a superspecies with Yellow Longbill (Macrosphenus flavicans) and often treated as conspecific, but, although the two have similar songs, they occur together where ranges overlap marginally (western Cameroon).
The following 2 subspecies are recognised:
kempi (Sharpe, 1905) - Sierra Leone, south-eastern Guinea, Liberia, southern Ivory Coast, southern Ghana and south-western Nigeria.
flammeus Marchant, 1950 - South-eastern Nigeria (east of lower R Niger) and western Cameroon (Korup National Park).
BirdLife International Species Factsheet