The zoology of the voyage of H.M.S. Beagle [vol. 3 of 5] : $b BirdsGould, John
Science
The zoology of the voyage of H.M.S. Beagle [vol. 3 of 5] : $b Birds
Gould, John
Beagle Expedition (1831-1836); Birds; Zoology
In the month of January I obtained a specimen of this bird from St.
Jago, one of the Cape Verde Islands, where it was not common.
1. CHLOROSPIZA? MELANODERA. _G. R. Gray._
PLATE XXXII.
Emberiza melanodera, _Quoy & Gaim._ Voy. de L’Uranie, Zool. i. p. 109.
_C. flavescenti olivacea; dorso superiori cinereo rufoque mixto;
vertice, auribus, colli lateribus pectoreque cinereis rufomixtis;
lineâ à naribus pone oculos transiente genisque albis; plumis inter
rostrum et oculos gulâque atris; remigibus primariis et secundariis
nigrescentibus flavo marginatis: caudâ rectricibus mediis olivaceo
fuscis, tribus externis ferè toto pallidè flavis; abdomine medio
flavescenti albo, lateribus obscurioribus._
Long. tot. 6½ unc.; _alæ_, 3½; _caudæ_, 2¾; _tarsi_, 10 lines;
_rostri_, 5 lin.
Adult. Yellowish olive, mixed with grey and rufous on the upper part
of the back; top of the head, ears, sides of the neck and breast,
grey mixed with rufous; the lines from the nostrils reaching behind
the eyes and cheeks, white; the space between the bill and eye, and
the throat, deep black; the primaries and secondaries blackish,
margined with yellow; the tail, with the middle feathers, olivaceous
black, with the three external nearly wholly pale yellow; the middle
of the abdomen yellowish white, with the flanks darker.
Young: Upper surface brownish white, with the middle of each feather
black; the throat lighter; the wing coverts and secondaries margined
with white and brown; the primaries with yellow; the tail blackish,
with their outer margins yellow, and the external feather wholly
pale yellow white; beneath the body pale yellowish white, streaked
on the breast and flanks with a darker tint.
Habitat, East Falkland Island {_March_), and Santa Cruz, Patagonia
(_April_).
This bird is extremely abundant in large scattered flocks in the
Falkland Islands.
2. CHLOROSPIZA? XANTHOGRAMMA. _G. R. Gray._
PLATE XXXIII.
_C. cinerascenti olivacea, rufo paulo tincta; lineâ à naribus pone
oculos transiente genisque flavis; plumis inter rostrum et oculos
gulâque atris; remigibus secundariis nigrescentibus, cinereo et
olivaceo latè marginatis; primariis nigrescentibus, flavo angustè
marginatis; caudâ cinerascenti nigrâ, plumis externis albis; corpore
infra flavescenti albo, hypochondriis obscurioribus._
Long. tot. 7²⁄₈ unc.; _alæ_, 3⅞; _caudæ_, 3; _tarsi_, 1; _rostri_, 7
lin.
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