Family Crombecs and allies (Macrosphenidae)

Least Concern

Lemon-bellied Crombec (Sylvietta denti)


French: Crombec à gorge tachetée German: Gelbsteißsylvietta Spanish: Crombec ventrilimón

Sylviella denti


, 1906,

10 miles [16 km] north-west of Fort Beni, 3000 feet [c. 915 m], east DRCongo


Two subspecies recognized.

Subspecies and Distribution
  • S. d. hardyi Bannerman, 1911 – W Guinea (Kindia) and Sierra Leone E to S Ivory Coast, S Ghana and SW Nigeria.
  • S. d. denti Ogilvie-Grant, 1906 – SE Nigeria, S Cameroon, extreme SW Central African Republic, Gabon and SW & NW Congo; patchily NC Central African Republic and W Congo E to W Uganda (Budongo Forest and Semuliki National Park), and extreme NE Angola (N Lunda Norte).
  • Descriptive notes

    8 cm; 8–9 g. Very small crombec with short bill and yellow underparts. Nominate race has top of head olive-grey, ear-coverts pale grey; otherwise olive-green above,... read more


    Song, from treetop, a series of clear high piercing notes, “tsiuu-tsiuu-tsiuu-tsiuu-tsiuu-tsiuu”... read more


    Secondary forest with larger trees; forest edges and swampy clearings, and along forest rivers and... read more

    Food and feeding

    Insects, including caterpillars and beetles (Coleoptera). Forages in crowns of large trees, often in pairs, and with other species;... read more


    Laying recorded Sept–Nov in Liberia, Jan–Apr in Ivory Coast, Nov and Apr in Cameroon, Sept, Jan and Mar in Gabon; reported as... read more



    Status and conservation

    Not globally threatened. Distribution patchy, but probably under-recorded. Fairly common in Liberia and N Gabon; locally fairly common in Ivory Coast, Ghana and PRCongo;... read more

    Recommended citation

    Pearson, D. (2019). Lemon-bellied Crombec (Sylvietta denti). 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 16 February 2019).