80 PROCEEDINGS OF THE ACADEMY OF [1889. 



Basal portion of tall white for two-thirds of its length. 



P. leueura Blyth. 



India and Burmese countries. 



African group. Breast dark chestnut : — 

 No white visible on the tail. 



P. sybilla (L.) (=P- salax Verr.) 



Madagascar and Gaboon, perhaps extending across cen- 

 tral Africa and exhibiting several geographical races of 

 which the following may be one : 



P. axillaris Shelly. 

 Kilimanjaro. 



P. tor quota (L.) (=P. })astor Voigt.) 

 South Africa. 

 Basal portion of the tail white. 



P. hemprichii( Ehrenb.) 



N. E. Africa, ranging into S. E. Europe (Severtzoff). Of 

 course the two white-tailed species are closely related, and 

 are separated here merely to carry out the geographical 

 division. 







