Abrornis Hodgs., in Gray's Zool. Misc., p. 82 (1844). Type, Abrornis schisticeps Oates, Fauna B. I., Aves, i, p. 429.
The genus Abrornis differs from Seicercus only in having ten tail-feathers instead of twelve. It is curious that this difference in structure is accompanied by a remarkable difference in the nidification also.
Key to Species.
A. Back and scapulars greenish or yellowish.
a.Chin and throat white, with no black bases…….A. superciliaris, p. 494.
b.Chin and throat bright yellow………A. schisticeps, p. 496.
c. Chin and throat white, with black bases
to the feathers A albogularis, p. 498.
B. Back and scapulars ashy-grey A. flavogularis, p. 499.