502 bulletin: museum of comparative zoology. 



Falconidae. 



54. Polyboroides radiatus (Scopoli). 



Eighteen specimens, adults and immature of both sexes, Berevo, 

 Miandrivazo, Tulear, and Upper Siribihina River, June, July, and 

 August. 



55. Astur francesii (Smith). 



Eight specimens, adults and immature, both sexes, Morondava, 

 Miandrivazo, and Berevo, June, and July. 



56. Buteo brachypterus Hartlaub. 



Twenty-six specimens, adults and immature. Upper Siribihina 

 River, Antsoa, Morondava, Miandrivazo, near xVmbatondrazaka, 

 Berevo, and the Tulear region, June, July, and August. 



57. MiLvus migrans parasitus (Daudin). 



Twelve specimens, adults and immature of both sexes, Miandri- 

 vazo, Morondava, Maevatanana, Begidro, and from forty kilometers 

 N. N. w. of Antsirabe, June, July, and September. 



These skins, upon comparison, prove to be quite the same as 

 African examples. 



58. Baza madagascariensis (Smith). 

 One adult male Miandrivazo, June 23. 



59. Falco peregrinus radama Hartlaub. 

 One adult male Miandrivazo, June 21. 



60. Falco concolor Temminck, 

 One, unsexed, adult, Tulear. 



