Lexington, Mass.
1910.
June 9
(No 4)
[June 9, 1910]

Helmin leucobronchialis [Helminthophila leucobronchialis]

  She was unmistakeably a leucobronchialis having no trace of
ashy on the throat or cheeks. Her entire underparts looked uniform
dull white save over the breast which was lightly suffused with
pale yellowish. There was a narrow well defined line of blackish
through the lores but it did not seem to reach back of the eyes.
The crown was dull yellow, the back greenish olive. There
was a double wing band of yellow rather bright and pure
for a female bird - the line of separation between the two
yellow bars being distinctly marked. The bird was very
restless and active keeping constantly on the move,
flirting her tail (which she carried rather high) and wings.
She did not go to the nest at this time & after carrying the
food for several minutes it disappeared. At length she was joined
by a [male] H. chrysoptera [Helminthophila chrysoptera] who had food in his bill. This he gave
her almost at once, both birds meeting on a low branch & fluttering
their bills as the morsel was passed from one to the other. We