Family Crombecs and allies (Macrosphenidae)

Least Concern

Kemp's Longbill (Macrosphenus kempi)


French: Nasique de Kemp German: Rostflanken-Bülbülgrasmücke Spanish: Picolargo de Kemp

Amaurocichla kempi


, 1905,

Bo, Sierra Leone


Two subspecies recognized.

Subspecies and Distribution
  • M. k. kempi (Sharpe, 1905) – Sierra Leone, SE Guinea, Liberia, S Ivory Coast, S Ghana, extreme SW Togo and SW Nigeria.
  • M. k. flammeus Marchant, 1950 – SE Nigeria (E of lower R Niger) and W Cameroon (Korup National Park).
  • Descriptive notes

    13 cm; 10–14 g. A short-tailed dingy brown warbler with long, straight bill slightly hooked at tip. Nominate race has top and side of head, upperparts and upper­... read more


    Song a series of melodious whistles, often alternating, and either rising at end, as “tuwe-tuwe... read more


    Undergrowth and thickets in secondary forest, depleted primary forest and forest edges. Mainly... read more

    Food and feeding

    Insects, including ants (Hymenoptera) and beetles (Coleoptera). Usually forages in pairs, creeping in thick low cover; stretches neck to... read more


    No information. Probably breeds throughout year; in Liberia, fledglings just out of nest in Feb and Mar, independent young in Nov, and... read more



    Status and conservation

    Not globally threatened. Uncommon in much of range; locally common. Fairly common to locally common in Liberia, where estimated population of 300,000 pairs. Ranges throughout... read more

    Recommended citation

    Pearson, D. (2019). Kemp's Longbill (Macrosphenus kempi). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 17 February 2019).