Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
LL Wolf
1963
Campylorhynchus rufinucha
August 17 2 1/2 miles east Tehuantepec, Oaxaca, Mexico
Found nest with 4 eggs 5 1/2 feet up in 6 foot Acacia.
Both parents were around nest. Male left area
first was collected when it in another Acacia
20 feet away. As I approached nest 2nd bird - ? -
flew out probably from the nest.
C
X-sec. of nest.
Tube entrance not so long as
in C. brunnicapillus.