146 



168. [658] Dendroica cerulea (Wils.). Cerulean Warbler. 



Common migrant; not common summer resident (G. G. W. N. B. M.). 

 The males precede the females in migration. 



MIGRATION EECORD. 



169. [659] Dendroica perwylvanica (Linn. ). Chestnut-sided Warbler. 



Rather common migrant. April 21 to May 10. August 28 to September 

 15. 



The first migrants are males. 



MIGRATION RECORD. 



