peters: birds of the Dominican republic. 



401 



Buteo borealis jamaicensis. 



19. RupoRNis RiDGWAYi Cory. 

 Guar eg ax). 



Two males, Laguna Flaca, March 8. 



Rare. No other representatives of this species came to my notice. 



20. Falco columbarius columbarius Linne. 



A female, Arroyo Savanna, March 9. 



A rather uncommon winter visitant. Besides the specimen taken, 

 another was seen near Monte Cristi, Februarv 19. 



21. Falco sparverius dominicensis Gmelin. 

 Guallaya. 



Thirteen specimens, both sexes. Monte Cristi, Sosua, Choco. 



The Haitian Sparrow Hawk is a common resident all along the 

 north coast, although in a way restricted to the more open type of 

 country. They are particularly common about large jwircros espe- 

 cially when scattered palms or dead Ceiba trees provide suitable 

 perches and nesting sites. 



The series shows a considerable variation in plumage which is 

 neither seasonal or sexual. At least three specimens show strong 

 tendencies towards the characters exhibited bv the Cuban bird. Two 



