Page [120]. After No. 302e. add: 302f. Dixon's Ptarmigan (L. r. dixoni). Resembling L. r. nelsoni in corresponding plumage, "but much darker; in extreme blackness of coloration nearly like Lagopus evermanni, but feathers of chest and back more or less finely vermiculated with hazel." (Grinnell).
Range—Islands near Sitka.
Page [120]. After No. 302d. add: 302e. Adak Ptarmigan (L. r. chamberlaini). Nearest L. r. towsendi but with finer vermiculations above, and with black bars on neck and upper back reduced to very narrow bars or vermiculations. Grayest of the Aleutian Ptarmigan. (Clark).
Range—Island of Adak, Aleutian Chain.
Page [122]. A change here in enumeration makes Merriam's Turkey No. 310, while the Wild Turkey (M. g. silvestris) becomes 310a.
Page [125]. After No. 316 add: 316a. Western Mourning Dove (Z. m. marginella). Similar to Z. m. carolinensis but paler. (Mearns, Auk, 1911, p. 490).
Range—"Pacific Coast and San Clemente Island east to Mississippi Valley" (A. O. U.). The range of No. 316 should be correspondingly restricted.
Page [126]. After No. 319 add: 319a. White-winged Dove (M. a. trudeaui). Similar to M. a. asiatica but "slightly larger, with a much longer bill and much paler coloration" (Mearns, Auk. 1911, p. 489).
Range—"Lower California, southern Arizona, southwestern New Mexico and southern Texas, south to Costa Rica. Casual in southeastern California and Colorado; accidental in Washington" (A. O. U.).
Page [126]. No. 319 becomes West Indian White-winged Dove (Melopelia asiatica asiatica). Its Range includes Cuba and Jamaica, and it is of casual occurrence in the Bahamas and Florida.