. A history of North American birds [microform] : land birds. Birds; Ornithology; Oiseaux; Ornithologie. 470 NORTH AXfERTCAN BIRDS. The eggs of tliis bird vary tioin ibur to six in iiuiiiber, and are of a pale blue wliich readily liidos into u bluish-white, and are marked witli spots and lines of a dark brown or black. They are of an elongate-oval shape, and measure from .82 to .73 of an inch in length, with an average breadth of . Gkxis CHRYSOMITRIS, Boie. Chri/.iomi/rln, Boik, Isis, 1828, 32-.'. (Typt', FrimjiUn .iphiiii, \ass.) Astrnijnliniis, V.\i\. Mus. Ilciii. , l;".!!. (Ty
. A history of North American birds [microform] : land birds. Birds; Ornithology; Oiseaux; Ornithologie. 470 NORTH AXfERTCAN BIRDS. The eggs of tliis bird vary tioin ibur to six in iiuiiiber, and are of a pale blue wliich readily liidos into u bluish-white, and are marked witli spots and lines of a dark brown or black. They are of an elongate-oval shape, and measure from .82 to .73 of an inch in length, with an average breadth of . Gkxis CHRYSOMITRIS, Boie. Chri/.iomi/rln, Boik, Isis, 1828, 32-.'. (Typt', FrimjiUn .iphiiii, \ass.) Astrnijnliniis, V.\i\. Mus. Ilciii. , l;".!!. (Typf, Fihigilla trislU, LiNN.) lli/pacaii/him, Cab. Mus. Hiiu. 1851, 101. ^Ty^MJ, Cardudisspinoidcs.) Gkx. Char. Bill ratlu-r acutely conic, the tip not very .sharp ; the oulmon .slightly convex at the tip; the conimi,«sure gently eurvetl. concealed. Obsolete ridges on the up|)er niandiljle. Tarsi .shorter than the middle toe; outer toe rather the longer, rea(;liing to the base of the middle one. CI i\v of hind toe shorter than the digital portion. and tail as in Aiyiothm. The colors are generally yellow, with black on th' crown, throai, back, wings, and tail, varied sometimes with white. The females want the bright markings Chrijsomitris trislis. of the male. Tills genus diifers from yEf/ioihus in a less acute and more curved bill, a much less development of the bristly feathers at the base of tlie bill, tlie claw of the hind toe shorter than its digital portion, the claws shorter and less curved and attenuated, and the outer lateral toes not extending beyond the base of the middle claw. The species exhiljit many differences among themselves, especially in the size and shape of the bill, wiiich liave been made the basis of generic dis- tinctions. They may be distinguished as follows : — Species and Varieties. A. No streaks anywhere on phnnago; base of tail-feathers black or white. dissimil.'u-. (C'lii\{.i.) a. No yellow on the wings. 1. C. tr
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectbirds, booksubjectorn
