118 



and under surface silky white, the sides, 

 flanks, thighs and lower under tail-coverts 

 black ; tail entirely black. 

 269. Microhierax erythrogenys erythvogenys Vi- 

 gors, P.Z.S. 1831, p. 96 [Luzon, type in 

 Brit. Mus.] 

 Luzon Pigni}' Falcon. 



Larger ; wing S 4.30-4.45 ; ? 4.60-4.80 

 in. ; under wing-coveits and inner webs of 

 primaries uniform black in S ', belly, vent 

 and under tail-coverts washed with pale 

 fulvous. 

 269a. Microhierax erythrogenys meridionalis Ogil- 

 vie Grant, Ibis, 1897, p. 220 [(^ Zamhoanga, 

 S. Mindanao, $ Samar, types in Brit. Mus.] 

 Samar Pigmy Falcon. 



N. Phihp- 

 pine Is. 

 (Luzon). 



S. Philip 

 pine Is. 

 (Samar, 

 Cebu, 

 Mindanao). 



Gen. LXXXI. POLIOHIERAX Kaup (1847). 



Nostrils as in Microhierax ; tarsus less feathered 

 in front. 



Size small ; length (^ 7.5 ; wing 4.6 in. ; 

 wing $ 4.8 in. ; $ above bluish grey ; head 

 darker ; forehead, sides of face and hind 

 neck pure white ; quills and tail brown, 

 spotted on outer and barred on inner webs 

 with white ; upper tail-coverts white, as 

 well as entire under parts ; ?, interscapu- 

 lary region and scapulars deep vinous 

 chestnut. 

 270. Poliohierax semitorquatus semitorquatus 

 Smith, Rep. Expl. Centr. Afr., p. 44 (1836). 

 [Near Latakoo, Bechuanaland]. 

 African Pigmy Falcon. 



Above with head and neck darker slaty 

 grey ; below with white bars on under 

 surface of wings and tail broader ; wings 

 rather longer ; feet stronger and stouter ; 



S. Africa, 

 N. to Da- 

 maraland. 



