Field notes: Catalogue, journal, and species accounts, v507
Page 561
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Banks 1960 Zantichia leucophrys 4. Apr. 2 Berkeley, Alameda Co., Calif. F. A. Pikelha home some on left. No rectrix replacement. Under tail coverts in sheath, progressing from central laterally. Em'tie quissum apparently replaced. Central tract new, prim feathers only at bottom, near joint. Ventrally, all feathers are new or in sheath, mid. and distal. All sec. coverts (left) look new, increases of traces of sheaths. Secondaries 7&8 look new, but broadly edged with white. Tertials? On left wing, sec. 7&8 as above their coverts in sheath. Sheath on base of sec. #6! Two feathers now radially, both in sheath, outer 2x as long as inner, now fully grown. Humeral tract, mid molt. F., fat infurcalum. Apr. 3 Two new from lached birds. O 24.1gm, black +white crow; little molt on crown, but increasing toward occiput. Few sheaths on other head tracts. Only traces of sheaths on neck + upper back, very few toward rear, none on rump. Most back feathers look new. No molt of tail or upper coverts. a few sheaths on quissum. Internasal feathers new, a few sheaths; now on throat; all new or tiny feathers on abdominal tract. Sec. 7&8 new, no sheath on seco. or covert. Wings some. Many humeral tract (scapular) in sheath. F., moderate fat. Second bird, 28.3gm. Most remiges in very good shape! No sheaths > tips now. Black+white crow. Head (incl. internasal) all new. Only a few sheaths left on either dorsal or ventral surfaces.