Family Grasshopper-warblers and Grassbirds (Locustellidae)

Near Threatened

Bougainville Thicketbird (Megalurulus llaneae)


French: Mégalure de Bougainville German: Bougainville-Buschsänger Spanish: Yerbera de Bougainville

Cichlornis llaneae


, 1983,

Crown Prince Range 5000 ft. (1525 m), central Bougainville Island, North Solomons Province, Papua New Guinea, approximately 6°19’ S, 155°30’ E


Until recently treated as conspecific with M. grosvenori, M. turipavae and M. whitneyi, but differs from all these forms by its lesser wing-coverts markedly scalloped with cinnamon-rufous (2); black vs dark brown tail (2); non-disintegrated tail tips and tail shafts not stiffened (3); lower breast and abdomen shading into dull brown vs remaining tawny-rufous (2). Monotypic.


Bougainville I (Crown Prince Range, in C of island, possibly also Mt Balbi, in N).

Descriptive notes

17–19 cm. A relatively long-tailed, medium-sized warbler. Distinctive compared to other members of complex (M. whitneyi, M. grosvenori, M. turipavae... read more


A clear melodious whistled phrase of 1–2 notes followed by a higher-pitched note of similar length.


Known only from dense growth of ferns, bamboos, etc. in wet moss forest on mountain ridges at c.... read more

Food and feeding

Diet unknown. Keeps very much to ground under dense growth of ferns and other vegetation, sometimes moving around with slightly cocked tail... read more


Nest, found in Jun, a cup constructed from dark vegetation, lined with pale and finer fibres (contrasting with darkness of exterior... read more


Resident, so far as is known.

Status and conservation

Not globally threatened. Currently considered Near Threatened. Restricted-range species: present in Solomon Group EBA. Because of its extremely shy and retiring habits and... read more

Recommended citation

del Hoyo, J., Collar, N. & Kirwan, G.M. (2019). Bougainville Thicketbird (Megalurulus llaneae). 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 21 May 2019).