82 BIRDS OF YARMOUTH AND VICINITY, ALLEN. 



May 28. Last appearance (4 years) Sept. 20. 

 The "booming" may be heard until after the middle 

 of August. 



423. Chcetura pelagica CLinn.). Chimney Swift. — Tolerably 

 common summer resident. As common in wood- 

 land as in settled areas. First appearance (11 years) 

 May 15. Last appearance (6 years) Aug. 23. 



428. Archilochus colubris (Linn.). Ruby-throated Hum- 

 mingbird. — A few seen each season. First appear- 

 ance (5 years) May 21. Last appearance (9 years) 

 Sept. 16. Five nests found: July 18, 1904, nest with 

 young well feathered; July 9, 1905, nest with eggs, 

 young appeared July 25; July 10, 1905, another 

 nest just vacated, family still in neighbourhood. 

 July 1, 1906, nest with, probably, eggs; July 21, 1906, 

 another nest with eggs or small young, judging 

 from action of old bird. 



444. Tyrannus tyr annus (Linn.). Kingbird. — Tolerably 

 common summer resident. Seems very irregular 

 as to first appearance, but regular in disappearance. 

 First appearance (4 years) May 24. Last appear- 

 ance (7 years) Sep. 8. Unusually large flocks seen 

 Sep. 4, 1904, and Sep. 1 to 8, 1907. 



459. Nuttallomis horealis (Swains.). Olive-sided Fly- 

 catcher. — Rather uncommon summer resident. 

 Nests near Yarmouth. 



461. Myiochanes virens (Linn.). Wood Pewee.— Fairly 

 common summer resident in the wooded regions. 



463. Empidonax flavivenlris Baird. Yellow-bellied Fly- 

 catcher. — Rather uncommon summer resident. 

 Nests in our county. 



466a. Empidonax trailli alnorum Brewst. Alder Fly- 

 catcher. — Common summer resident. 



