. Birds. Birds. 4 soles are adaptations for perching, and are found in Pigeons that live chiefly or wholly on trees. This subfamily inhabits the tropical and subtropical regions of the Old World. Five out of seven genera are Indian. All are purely fruit-eating birds, living on trees, and generally keeping in flocks; and all are good birds for the table. Key to the Genera. a. Tail square or sligrhtly rounded; 3rd primary sinuate on inner web. a'. Horny part of bill does not extend to frontal feathers. a". Horny part of bill less than | of culmen. a'. First three primaries acumi
. Birds. Birds. 4 soles are adaptations for perching, and are found in Pigeons that live chiefly or wholly on trees. This subfamily inhabits the tropical and subtropical regions of the Old World. Five out of seven genera are Indian. All are purely fruit-eating birds, living on trees, and generally keeping in flocks; and all are good birds for the table. Key to the Genera. a. Tail square or sligrhtly rounded; 3rd primary sinuate on inner web. a'. Horny part of bill does not extend to frontal feathers. a". Horny part of bill less than | of culmen. a'. First three primaries acuminate; sexes alike Crocopus, p. 4. ¥. First three prioaaries not acuminate; sexes dissimilar. Osmotbeeon, p. 7. J". Horny part of bill more than J of culmen; bill very deep and thick .... Butkbeon, p. 13. h'. Horny part of bill extends back to frontal feathers Tbkron, p. 14. b. Tail p'aduated, much rounded or wedge- shaped ; 3rd primary not sinuate Sphenocekcus, p. 15. Genus CEOCOPUS, Bonap., 1854. This genus contains the common Green Pigeons of India and Burma. The bill is stout, the soft basal portion nearly as long as the rhamphotheca or horny terminal part; tip well curved. "Wings long and pointed, the first three primaries acuminate, the third. Fig- 2.—Priuiaries of Crocopus chloroyaster. ^. quill with the inner margin deeply sinuate about the middle of its length. Tail nearly square, or the middle feathers rather shorter than the outer; under lail-coverts about three-quarters the length ofthe reotriees. Sexes alike, or nearly so. Therp are but two species, both Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Oates, Eugene William, 1845-1911; Blandford, William Thomas, 1832-1905. London, Taylor and Francis
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