96 
ZOOLOGY OF THE VOYAGE OF THE BEAGLE. 
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. Chloiiospiza ? xanthogramma. G. R. Gray. 
Plate XXXIII. 
C. cinerascenti olivacea, rufo paulo tincta ; linen a naribus pone ocalos transiente 
genisque Jlavis ; plumis inter rostrum et oculos guldque atris ; remigibus secundariis 
nigrescent ibus, cinereo et olivaceo lath marginatis ; primariis nigrescentibus, jlavo 
angustb marginatis ; cauda cinerascenti nigra , plumis externis albis ; corpore infra 
flavescenti albo, hypochondriis obscurioribus. 
Long. tot. 7-f unc . ; alee , 3| ; caudce, 3 ; tarsi, 1 ; rostri, 7 tin. 
Adult : Greyish olive, very slightly mixed with rufous, a line from the nostrils 
reaching behind the eyes and cheeks, yellow; the space between the bill and 
eye, and the entire throat, deep black ; the secondaries blackish, broadly 
margined with grey and olive ; the primaries blackish, slightly margined 
with yellow ; the tail greyish black, with the outer feathers white ; beneath 
the body yellowish white, darker on the flanks. 
Female : Upper surface brownish white, with each feather blackish brown in the 
middle, the head and throat paler ; the wing-coverts and secondaries blackish, 
margined with brownish white ; the primaries blackish, slightly margined 
with yellow ; the tail blackish white-margined, with the outer feathers nearly 
wholly white ; beneath the body yellowish white, streaked with brown on 
the breast and flanks: and the space from the nostrils reaching to behind the 
eyes and cheeks, yellowish. 
Habitat, East Falkland Island {March), and Tierra del Fuego {February). 
