Cerulean Warbler 57 



June I have found them very numerous and have run across 

 several of their nests in low-growing shrubbery. 



Cerulean Warbler. — Dendroica csrulea. 4.50 



Extremely Rare Spring Migrant 



Field marks. — Upper parts bright blue; back and sides of 

 head streaked with black; under parts white; dark blue 

 band across breast; two white wing-bars. 



This beautiful little bird, whose plumage reflects the blue of 

 a summer sky shot across with fleecy clouds, is probably the 

 very rarest of the Warbler family in this part of the country. 

 Evidently several noted ornithologists never saw it until very 

 recently, while some in late works have omitted it from their 

 lists of birds of the East. The real habitat of Caerulea 

 is the broad Mississippi Valley during the breeding season and 

 the tropics in Winter. It is, however, one of the few birds 

 that is evidently extending its range eastward, having been 

 observed occasionally in recent years at several points east of 

 the Alleghanian range. Sometimes it straggles into Connecticut 

 and Rhode Island. 



In the early Spring, it not infrequently happens that 

 individuals of species peculiar to the Mississippi Valley take 

 the East Alleghanian route, proceed northward along the 

 Atlantic coast and finally reach New England. The bird 

 has long been included in the avifauna of New York State, 

 Lockport being regarded as the limit of its eastward remge. 

 As far as my knowledge goes but one specimen has ever been 



