. A dictionary of birds . and ofi the coast of Spitsbergen and onFranz Josef Land. More rare still is one of the sjiecies of Xema,X. furcatum, of Avhich only five specimens, all but one believed tohave come from the Galapagos, have been seen. Its smallercongener Sabines Gull, X. sabinii, is more common, and has beenfound breeding both in Arctic America and in Siberia, and manyexamples, chiefly immature birds, have been obtained in the BritishIslands. Both species of Xema are readily distinguished from allother Gulls by their foiked tail. GULLET, see Oesophagus. GWILLEM, see Guillemot, GYMNORHI
. A dictionary of birds . and ofi the coast of Spitsbergen and onFranz Josef Land. More rare still is one of the sjiecies of Xema,X. furcatum, of Avhich only five specimens, all but one believed tohave come from the Galapagos, have been seen. Its smallercongener Sabines Gull, X. sabinii, is more common, and has beenfound breeding both in Arctic America and in Siberia, and manyexamples, chiefly immature birds, have been obtained in the BritishIslands. Both species of Xema are readily distinguished from allother Gulls by their foiked tail. GULLET, see Oesophagus. GWILLEM, see Guillemot, GYMNORHINA, G. R. Grays name in 1840 (List Gen. 37) for a genus apparently allied to Strepera and belonging to the■■ Austro-Coraces of Parker (Trans. Zool. Soc. ix. p. 327), a groupof birds that has not yet been properly defined. They have fre-quently been called Crow-Shrikes, or, from their loud voice,Piping Crows, while dealers know them as Australian Magpies, 404 G YPAETE—HALL UX their plumage being black and G. tibicen has a \Wde range inAustralia, while G. leuconota isrestricted to its southern andwestern parts. Tasmania hasa smaller race of the former,or distinct species, as someregard it: the Organ-bird ofthe colonists, G. hyperleuca, tocorrect the name originallybestowed on it by Gould(Proc. Zool. Soc. 1836, p. 106),or organica. GYPAETE, intended as an Anglified form of Gypaetus (Lam-aiergeyer). GYRFALCON, from the Low Latin Gyrofalco, but the etymologyof that is doubtful, the best authorities differing concerning would have it from the verb gyrare, to circle, others fromGeier, a Vulture, and this from the Old High German gtri, greedy,while others again say that Geier is allied to gyrare. All agree,however, in denying that there can be any derivation from Hiero-falco, which is a hybrid word of modern invention (see Falcon). Gymnoehina. (After Swainsou.) H HACKBOLT, HAGBOLT, and HAGDOWN, names said to begiven by the people of Scilly and Man to the larg
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Keywords: ., bookauthorlyde, bookcentury1800, bookdecade1890, booksubjectbirds
