page [21] (seq. 23)

21
Concord, Mass.
1901
June 1–2
(3)

Dendroica blackberniae Heard & saw one. Peculiar song.
Dendroica virens Frequent.
Dendroica castanea one ♀ [female] back of Ball's Hill.
Dendroica vigorsii Heard back of Ball's Hill.
Mniotilta varia Heard.
Seiurus aurocapillus Heard constantly. I flushed one
from her next of 5 eggs in Blakemore Woods.
Geothlypis trichas. Abundant.
Setophaga ruticilla Abundant.
Galeoscoptes carolinensis Frequent.
Harporhynchus rufus Heard one.
Parus atricapillus Heard.
Hylocichla mustelina Heard one at Barrett Farm.
Hylocichla fuscescens Heard and seen.
Merula migratoria Common.
Sialia sialis Several.
59 species.

Besides these, W. Brewster heard
{Ardea virescens
Coccyzus erythropthalmus
Wilsonia canadensis
} June 2.