Heterophasia Explained

Heterophasia, the sibias, is a bird genus in the family Leiothrichidae.

Species

By some, the genus is considered monotypic, including only H. picaoides. However, seven species are commonly recognised:^[1]

• Rufous sibia, Heterophasia capistrata  - sometimes in Malacias
• Grey sibia, Heterophasia gracilis  - sometimes in Malacias
• Dark-backed sibia, Heterophasia melanoleuca  - sometimes in Malacias
• Black-headed sibia or Desgodin's sibia, Heterophasia desgodinsi  - sometimes in Malacias, formerly considered conspecific with H. melanoleuca
• White-eared sibia, Heterophasia auricularis  - sometimes in Malacias
• Beautiful sibia, Heterophasia pulchella  - sometimes in Malacias
• Long-tailed sibia, Heterophasia picaoides

References

• Collar, N. J. & Robson C. (2007). Family Picathartidae (Picathartes) 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.

Notes and References

1. Web site: Gill . Frank . Frank Gill (ornithologist) . Donsker . David . 2019 . Laughingthrushes and allies . World Bird List Version 9.1 . International Ornithologists' Union . 16 January 2019 .