(syn. Pteruthius Ϯ Black-headed Shrike Babbler P. rufiventer) Gr. ἱλαρος hilaros  merry, cheerful  < ἱλαος hilaos  propitious, gracious; κιχλη kikhlē  thrush; "Genus HILAROCICHLA, n. gen.  I propose to separate the following species from the members of the genus Pteruthius on account of its much longer tail, which is quite equal in length to the wing, and the greater graduation of the tail-feathers, the outer falling short of the middle feathers by a third of the total length of the tail. In all other respects Hilarocichla agrees with Pteruthius.   256. Hilarocichla rufiventris.  The Rufous-bellied Shrike-Tit" (Oates 1889).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2018). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2018). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from www.hbw.com on 13 December 2018).