See also:
Motacilla citreola Pallas, 1776
Motacilla citreola citreola Pallas, 1776
Motacilla citreola werae Buturlin, 1907
Motacilla (citreola) calcarata Hodgson, 1836

No Synonyms

Description. The mantle color is same on werae; paler than on citreola; on size larger than werae. Male wing length 85.0-92.4 (89.0) mm.

Distribution. Probably this race nests in Altai on Chernaya Uba valley; on Markakol lake; in Dzhungarskiy Alatau and Tien Shan. During migration occurs in South and South-Eastern Kazakhstan.

References

Gavrilov E. I., Gavrilov A. E. "The Birds of Kazakhstan". Almaty, 2005
Э.И.Гаврилов. "Фауна и распространение птиц Казахстана". Алматы, 1999.