EHIZOTHEEA.— PEEDIX. 107 



Genus RHIZOTHERA. Long-billed Feancolins. 



The same aa FrancoUnus, but tail is of twelve feathers. First primary is equal to the tenth 

 (sixth longest). Bill stout, long, and curved. Pair of spurs in both sexes. Sexes quite different. 



R. longirostris. The Long-billed F. from Malay Peninsula to Borneo. 6 14 J". Crown rich 

 brown. Above chestnut, blotched black. Neck, chest, and upper mantle grey. Below rufous. 

 9 neck and breast chestnut. 



E. dulitensis. Hose's L.B.F. from Borneo. Chest and breast grey. Below white. (O.G. 

 i. 112-142.) 



Genus PERDIX. 



Perdix=HpSi^, a Partridge, in classical authors. 



No spur. Tail of sixteen or eighteen feathers more than half the length of 

 the wing. First primary intermediate between seventh and eighth (fourth 

 longest). Sexes nearly alike. 



(i.) Tail of sixteen feathers. Chest and breast barred hlach, 



78. Perdix hodgsoniae. The Tibetan Parteidgb. 



Sakpha, Tibet. 



I? 13"; 1 lb. Sexes alike. Legs green. Bill green. Nude crimson eye- 

 patch. Grown chestnut. Eufous collar. Cheek, chin, and mid-throat white. 

 Black cheek-patch. Above olive-brown, cross-barred black and buff. Below 

 white, barred black, with belt of black-edged feathers below representing the 

 horseshoe of English birds. S. Tibet, Kashmir, N. India, Kumaon, and Sikkim. 

 Ten eggs (1-77 X 1-2), pale drab. (B. 1377. 0. 40. O.G. i. 143. H. & M. ii. 65.) 



Also P. si/anica. Prjevalsky's P. from Kansu. Like P. Jiodgsonice, but smaller and with 

 no black breast-patch, i lOi". 



(ii.) Tail of eighteen feathers. Chest and breast not barred black. 



P. perdix. The Common Partridge from Europe, W. and 0. Asia. Crown brown. Head, 

 neck, and throat chestnut. Breast grey, finely mottled black, below which is horseshoe-shaped 

 chestnut patch. Above brownish, narrowly cross-barred black. Lesser and median wing- 

 coverts and scapulars blotched chestnut but not barred, with only buff shaft stripes. Below 

 whitish. First flight-feather with extremity rounded in old birds of both sexes and pointed 

 in birds of the year. S 12-6" ; weight 14 oz. $ with lesser and median wing-coverts and 

 scapulars black, cross-barred buff, and with buff shaft stripes. Sometimes with horseshoe 

 breast mark, but generally small or none. Ten to fifteen eggs (1-4 x 1-1), pale olive-brown. 

 English Partridges pair about February. The young appear about middle or end of July. 

 Male watches the nest, but hen alone sits. 



P. montana. A curious rufous variety of P. perdix, with whole head and neck rust-red. 

 Plumage dark chestnut. Grey and cream-coloured and white examples of P. perdix are some- 

 times met with. 



P. damascena. The Migratory P. 10". A smaller variety of P. perdix, visiting S. and 

 C. Europe. 



P. daurica. The Bearded P. llj". The Asiatic representative of P. perdix, but chin and 

 throat feathers elongated with dark shafts, forming a beard. Breast buff, with black horse- 

 shoe patch. In the female the black breast-patch is much reduced. Common in S.E. Siberia, 

 Mongolia, and N. China, extending to the Kokonor Mountains and other localities in N.E. 

 districts of Chinese Tibet. (O.G. i. 143-151.) 



Genus MARGAROPERDIX. 



Tail of twelve feathers about half the length of the wing. First primary between sixth and 

 seventh. No spurs. Sexes differ. 



M. madagascariensis. The Madagascar P. i 10". Above red-brown, with white shaft 

 stripes. Head and throat black, with white eye-stripe. Mid-chest chestnut. Sides grey. 

 Breast and belly black, with oval, white spots. Tail black, barred reddish white. — 

 Female : Sides and flanks barred black. (O.G. i. 152.) 



