. Bulletin - United States National Museum. Science. BIRDS OF NORTH AND MIDDLE AMERICA 399 or nearly square; deep black, narrowly tipped with white, white at the extreme base, and crossed at about the middle by a broad, con- tinuous zone of the same, of variable width (30-80 mm.); upper tail coverts and under wing coverts more widely tipped with the same; terminal half of the bill plumbeous-black, the basal half, the cere, and the rictus waxy bright yellow or orange; iris brown; tarsi and toes yellow; claws plumbeous-black; iris dark brown, Juvenal (sexes alike).—Above brownish black, varying
. Bulletin - United States National Museum. Science. BIRDS OF NORTH AND MIDDLE AMERICA 399 or nearly square; deep black, narrowly tipped with white, white at the extreme base, and crossed at about the middle by a broad, con- tinuous zone of the same, of variable width (30-80 mm.); upper tail coverts and under wing coverts more widely tipped with the same; terminal half of the bill plumbeous-black, the basal half, the cere, and the rictus waxy bright yellow or orange; iris brown; tarsi and toes yellow; claws plumbeous-black; iris dark brown, Juvenal (sexes alike).—Above brownish black, varying from dark hair brown to dark sepia and deep fuscous, generally darker on the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
