. The structure and classification of birds . />, pataglum; (.p. 6r, tensor patagii brevis; , extensor metacarpi;/.its origin. luliy developed CORACIyE 207 externus is present in Eurystomus, represented by a ligamentin Coracias. The deep flexor tendons are of type V., wherethe two tendons blend before the four branches are given offto the toes, ^oth peroneals are present. The carotids of theCoraciidse are two. In Leptosomus I^oebes found that thetwo arteries run up close together, but ar6 not fused in thehypapophysial canal. He thinks that they may be, Ijkethose of Bucorvus,^ no

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. The structure and classification of birds . />, pataglum; (.p. 6r, tensor patagii brevis; , extensor metacarpi;/.its origin. luliy developed CORACIyE 207 externus is present in Eurystomus, represented by a ligamentin Coracias. The deep flexor tendons are of type V., wherethe two tendons blend before the four branches are given offto the toes, ^oth peroneals are present. The carotids of theCoraciidse are two. In Leptosomus I^oebes found that thetwo arteries run up close together, but ar6 not fused in thehypapophysial canal. He thinks that they may be, Ijkethose of Bucorvus,^ no longer functional as blood vessels. The syrinx of the Coraciidse is quite typically tracheo-bronchial. In C. garrulus the intrinsic muscles are attachedto the first bronchial semi-ring. These semi-rings are ossified;the rest of the bronchial semi-rings are more slender and not.

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1898