(610) Monticola solitaria philippensis.
The Japanese Blue Rock-Thrush.
Turdus philippensis Muller, S. N., Anhang, p. 142 (1770) (Philippines).
Vernacular names. Iso pio dari (Jap.).
Description. The male differs from our other Indian forms in having the whole of the under parts from breast to under tail-coverts bright chestnut.
Colours of soft parts as in the other races.
Measurements. Wing 4.47 (La Touche) to 4.76 mm. Specimens in the British Museum have wings which measure from 112 to 126 mm.
Distribution. Breeding in North-East China and Japan and in winter South to South China, Formosa, Pescadores. Philippines, etc. There is one specimen in the British Museum from Tenasserim.
Nidification. In Japan these birds breed during May and June. The eggs seem rather large, the few I have seen averaging about 29.1 x 20.7 mm.
Habits. Those of the genus.