. Handbook of birds of the western United States, including the great plains, great basin, Pacific slope, and lower Rio Grande valley . Fig. 184. Tail feathers broad and romidid. 3. 8ide3 of neck with tuft (if ft-athors. Tympanuchus, p. 114 GROUSE, PARTRIDGES, QUAILS, ETC. 3. Sides of neck without tuft of feathers. 4. Tail strikingly graduated, middle feathersmuch the longest. Pedioecetes, p. 131. 4. Tail not striking-ly graduated, middle feath-ers not much the longest. 5. Toes feathered . Lagopus, p. 128. 5. Toes naked. 6. Tail of 20 feathers. Dendragapus, p. Tail of 16 feathers.
. Handbook of birds of the western United States, including the great plains, great basin, Pacific slope, and lower Rio Grande valley . Fig. 184. Tail feathers broad and romidid. 3. 8ide3 of neck with tuft (if ft-athors. Tympanuchus, p. 114 GROUSE, PARTRIDGES, QUAILS, ETC. 3. Sides of neck without tuft of feathers. 4. Tail strikingly graduated, middle feathersmuch the longest. Pedioecetes, p. 131. 4. Tail not striking-ly graduated, middle feath-ers not much the longest. 5. Toes feathered . Lagopus, p. 128. 5. Toes naked. 6. Tail of 20 feathers. Dendragapus, p. Tail of 16 feathers. Canachites, Legs not feathered down to hase of toes. 2. Neck with two blackish or brownish ruffs. Bonasa, p. 127. 2. Neck without ruffs. 3. Tail much less than half as long as wing;claws long .... Cyrtonyx, p. 122. 3. Tail more than half as long as wing; clawsmoderate. Fig. 190. 4. Head not crested . . Colinus, p. 114. 4. Head with crest. 5. Crest blended with feathers of crown. Callipepla, p. Crest distinct from feathers of Crest long and straight (2-3 inches).Oreortyx, p. Crest upright, recurved and club-shaped (about 1 inch). Lophortyx, p. COLINUS. General Characters. — Feathers of cro
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