BIRDS OF SPRINGFIELD, MASS., ETC. 51 



5. Accipiter Cooperii Bonap. Cooper's Hawk. " Chicken ^ /.; 

 Hawk." Common summer visitant, breeding, but is most nu- 

 merous in September. 



6. Accipiter fitscus Bonap. Sharp-shinned Hawk. "Pi- 

 geon Hawk." Summer visitant, breeding; common, particu- 

 larly in spring and fall. 



7. Buteo borealis Vieill. Red-tailed Hawk. "Hen 

 Hawk." Probably resident, but most numerous in fall and 

 spring, and breeds here. 



8. Buteo lineatus Jard. Red shouldered Hawk. Not un- /> 

 common, arriving early in spring, and breeds here. Is most 

 common in autumn, when those that breed further north are 

 migrating southward. 



9. Buteo pennsylvanicus Bonap. Broad-winged Hawk. " 

 Quite rare ; breeds. 



10. Archibuteo lagopus Gray. Rough-legged Hawk. 

 Winter visitant. Not common, except occasionally, and in par- 

 ticular localities. 



11. Archibuteo sancti-johannis Gray. Black Hawk. Rare 

 winter visitant. 



12. Circus hudsonius Vieill. Marsh Hawk. " Blue 

 Hawk." il Bog-trotter" of sportsmen. Common summer vis- 

 itant ; arrives early in March, and nests on the ground in the 

 marshes, often many years on the same site. It is by far our 

 most common Hawk. Both sexes incubate. 



13. Hallcetus leucocephalus Savigny. White-headed Ea- 

 gle. " Bald Eagle." Not common; sometimes breeds on Mt. 

 Tom, about twenty miles north of Springfield 



14. Pandion carolinensis Bonap. Fish Hawk. A few 

 are seen along the Connecticut and its tributaries during the 

 spring months. Have never heard of its breeding in this vicinity. 



15. Bubo virginianus Bonap. Great Horned Owl. "Cat- 

 Owl." Rather common. Resident, but seems to be more com- 

 mon in autumn and winter. 



16. Scops asio Bonap. Mottled or Red Owl. " Screech 

 Owl." Resident, and probably our most common species of Owl. 



17. Otus americanus Bonap.*. Long-eared Owl. Not 



* Strix americana Gmelin, Syst. Nat. I, (17^8) !>88; Otus Wihonianus <& i 

 Less. Traite d'Orn., I, (1832) 130. Why the specific name ^ amer ica nus 

 adopted for this species by the later ornithologists I cannot 

 ng that having the priority of all others. 



