1. Pterocles arenarius.
THE LARGE or BLACK-BELLIED SAND-GROUSE.
Arenarius =pertaining to sand, arena.
Bhut-titur, Buk-tit, Upper India; Banchur, Peshawar; Siahsin (Persian), Khorassan; Bagrikara (Turkish), N. Persia.
Male 13 1/4" to 14 3/4"; 18 oz. Female 13" to 14". Legs dull yellow. Bill bluish. Central tail-feathers slightly lengthened, tipped dark grey, the others tipped white. Primaries slate, with black shafts. Abdomen and breast-band black.— Male above mottled ashy and fulvous. Orange wing-band. Chin deep chestnut. Black triangle on throat. Breast fawn, unspotted.— Female: Breast, head, and above fulvous, banded brown. Chin fulvous, with black edges and specks.
Range from Canary Islands and Spain through N. Africa and S.W. Asia to Turkestan. Cold-weather migrant to N.W. India, arriving about end of September and leaving in March. Eggs (1.85 x 1.33) found in S. Afghanistan in May. (J. 799. B. 1316. 0.5.)
Also P. decoratus, the Bridled S.G. from E. Africa, Male 8.8", Female 8.6"; and P. variegatus, the Variegated S.G. from S. Africa, Male 9.8", Female 9.8". (O.G. 17.)