Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Fulica americana -96-
ly22 Jewel Lake, Contra Costa Co Calif.
Caught R 2 of the N brood about 5pm
in one of the hooks of the hook wing
trap - photographed his its head in
detail in BW & color - wt 55.89 gms.
TMT 21mm , mid toe 34, hallas., 11 mm
bill & shield 20.5mm, pollex claw 2 mm.-
- about a dozen faded plumes on the back,
wings still with many faded plumes and
still a few colored ones on the alula only.
colored plumes on head are restricted to
area just post and below bald pate -
pate still quite bald and red but 2 rows
of down feathers are appearing, skin over
eyes still blue , mort wax feathers gone
only about 2 dozen on each side of base of
upper mandible - none behind eye but
a few in front of eye -wise feathers below
eye forward to under-side of lower mandibule
are still unfaded & bright orange -under-
surface of body a dense brownish down
no evidence of any skated feather on this bird
yet - feet and legs a dark gray-green -
bill with black tip, white egg tooth
still present , followed by red orange -
a dash band clear around bill at post edge
of hard bill thus partly out to nose -
Vow of bill & shield still deep bluish
red - the shield becoming distinct and
is 6 mm long - it is a very dark
grey brown - color is first visibly
apparent in it . - rest of many head
plumes or wise feathers are faded except
the band mentioned above.