4© ROCHESTER ACADEMY OF SCIENCE. 



Order MACROCHIRES. Goatsuckers, swifts, etc. 



Family CAPRIMULGIDAE. Goatsuckers, etc. 



417. Antrostomus vociferus (Wils.) Whip-poor-will. 



Summer resident ; fairly common in secluded glens and wood- 

 lands. May 2 — Sept. 15. Beneficial. 



420. Chordeiles virginianus (Gmel.) Nighthawk. 



Summer resident ; often seen in large towns and cities. May 10 

 — Sept. 25. Common in August and Sept. about wide fields and 

 open woods. Seen circling in air at early evening. Nest, usually on 

 flat roof of large buildings ; eggs 2. Beneficial. 



Family MICROPODIDAE. Sivifts. 



423. Chaetura pelagica (Linn. ) Chimney swift. 



Summer resident ; abundant. Apr. 25 — Sept. 30. Practically 

 seen only in the air. Nest, in chimney, rarely in gable of barn ; May 

 15 — July 10 ; eggs 4-5. Beneficial. 



Family TROCHILIDAE. Humuiiugbircts. 



428. Trochilus colubris Linn. Ruby-throated hummingbird. 



Summer resident ; common. May 10 — Sept. 10. Found in 

 dooryards, orchards and woods. Nest, on limb of apple, maple, 

 beech or tamarack tree, 8-40 feet from the ground ; June 5 — July 20 ; 

 eggs 2. Beneficial. 



Order PASSE RES. Perching birds. 



Family TYRANNIDAE. Tyrant flycatctiers. 



444. Tyrannus tyrannus (Linn) Kingbird. 



Summer resident; abundant. May i — Sept. i. Frequents 

 orchards, fields and roadsides. Nest, usually in apple tree or thorn 

 bush ; May 20 — ^June 15 ; eggs 3-5. Mostly beneficial, sometimes 

 destroys bees, but mostly drones. 



452. Myiarchus crinitus (Linn.) Crested flycatcher. 



Summer resident ; fairly common. May 6 — Aug. 20. Found 

 in groves and woodlands. Nest, in hollow tree or stump, or deserted 

 woodpecker's hole ; May 30 — June 15 ; eggs 4. 



