Family Ground Babblers (Pellorneidae)


Rufous Limestone-babbler (Turdinus calcicola)


French: Turdinule calcicole German: Thaidrossling Spanish: Ratina calcícola

Napothera crispifrons calcicola


, 1939,

Hin Lap, East Siam


Hitherto treated as conspecific with T. crispifrons, but differs in its tawny central belly with white shaft streaks vs grey belly with white-and-dark-brown streaks (3); smaller, more organized black arrowheads on white throat (1); paler upperparts, wings and flanks (1); shorter wing (mean of 3 males 73.7 mm vs 15 male nominate 78.6; mean of 2 females 69 vs 15 female nominate 77.5; at least 1); song a short (0.7–1.5 s) phrase of 3–6 notes vs a much more protracted (4–30 s) phrase of at least 16 notes, commonly many more (at least 2)#R. Monotypic.

What do (1) and (2) mean? Learn more about the scoring system.

SW part of NE Thailand.

Descriptive notes

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Recommended citation

del Hoyo, J. & Collar, N. (2018). Rufous Limestone-babbler (Turdinus calcicola). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 19 March 2018).