(Petroicidae; Ϯ Grey-headed Robin H. cinereifrons) Gr. ἑτερος heteros  different; Mod. L. myias  flycatcher  < Gr. μυια muia, μυιας muias  fly; πιαζω piazō  to seize; "PŒCILODRYAS? CINEREIFRONS, sp. nov.  ...  In habits and actions this species closely resembles the Eopsaltriæ, and like them may be seen perching frequently on the side of the upright stems of the trees" (Ramsay 1875); "HETEROMYIAS.  Pœcilodryas, Ramsay, pt." (Sharpe 1879).
Synon. Iredaleornis.

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2019). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2019). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from www.hbw.com on 18 January 2019).