128 BIRDS OF COLORADO. 



ADDENDA. 



Some material tliat has accumulated while this publica- 

 tion was passing through the press necessitates some additions 

 to the foregoing pages. 



Page 3. The total species known in Colorado should be 363, 

 of which 330 are breeders. 



Page II. Add PhalcBnoptilus nuttalli nitidus to species that 

 breed on the plains. 



Page 12. Add Empidonax hammondi to species that breed 

 principally in the mountains. 



Page 14. Add Bubo virginianus arcticus, Coccyzus americanus 

 and Dryobates pubescens to the stragglers or doubtful 

 species. 



Page 16. Summary. 



Change Total species in Colorado to 363 



Change Summer residents to 230 



Change Breeding on plains, but not in mountains to 35 



Change Breeding principally in mountains to 2i 



Change Stragglers to 51 



