Image from the Biodiversity Heritage Library.
Contributed by Harvard University, Museum of Comparative Zoology, Ernst Mayr Library.
| www.biodiversitylibrary.org
Transcription
Helminthophila celata.
1898.
September 2. A young? male in a mixed flock of Hirundo on the brick
grown on Pine Point. Had a good view of the bird through
my glass at 25 feet. The under parts were rather strongly
tinged with yellowish. It was active, restless & wholly silent.