PLATE 79 



A. Left wing of a juvenal pheasant, 6 days. ■ 2. Hayashi del., Aug. 1905. Shows broad pale-buff 



irregular tips of primaries, secondaries, and primary coverts. This edge of the same color with 

 down shown still attached to the secondaries. 

 B-F. The inner greater coverts, left wing, of Cdumba guinea and other species of Columba. Col- 

 ored photograph. Natural size. Toda pinx., July 1910, 



B. C. livia domestica, adult. Guinea-mark very strong, gray, with evident apical lateral extern 



The body of feathers with amounts of gray and red not markedly different from C. guinea 

 mutant (fig. 1)) . 



C. C. maculosa, adult. Guinea-mark strong, whitish and grayish. Bodj of feathers with less red 



and more gray than in normal C. guinea. 



D. C. guinea, mutant (20) adult; age 14 months. Guinea-mark extended more plainly on lateral 



apical edge, grayish. Body of feather with less red and more graj than in normal adult. 



E. C. guinea, normal (19) adult; age 1 I months. Guinea-mark of moderate size, whitish: no lateral 



extensions at tip. Uncovered part of feather, largely chestnut-red. 

 K C guinea, normal juvenal; age 4 weeks. The light apical edge is here a prominent part of the 

 guinea- mark. Feather has more dark and less red than adult dig. E). 





