Robsonius is a genus of passerine birds in the family Locustellidae endemic to the Philippines. The genus was introduced by the English ornithologist Nigel J. Collar in 2006 with the Cordillera ground warbler (Robsonius rabori) as the type species. The name was chosen to honour the British ornithologist Craig R. Robson.
The genus contains the following three species: Image Common name Scientific name Distribution Cordillera ground warbler Robsonius rabori Endemic to the Philippines, found in northwest Luzon in the foothills of the Cordillera Mountain Range. Sierra Madre ground warbler Robsonius thompsoni Endemic to the island of Luzon in the Philippines, found in the northeastern and eastern foothills of the Sierra Madre. Bicol ground warbler Robsonius sorsogonensis Native to southern Luzon and Catanduanes in the Philippines.
References
Collar, N. J. & Robson, C. 2007. Family Timaliidae (Babblers) pp. 70 – 291 in; del Hoyo, J., Elliott, A. & Christie, D.A. eds. Handbook of the Birds of the World, Vol. 12. Picathartes to Tits and Chickadees. Lynx Edicions, Barcelona.