PLATE 79 





A. Left wing of a Juvenal pheasant, 6 days. X 2. Hayashi del. , Aug. 1905. Shows broad pale-l>utf 



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. lima domestica, adult, Guinea-mark very strong, gray, with evident apical lateral extensions. 



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

 mutant (fig. D) . 



C'. C. HHii-uioxd, adult. Guinea-mark strong, whitish and grayish. Body of feathers with less red 

 and more gray than in normal C. guinea. 



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



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



E. C. guinea, normal (19) adult ; age 14 months. Guinea-mark of moderate size, whitish ; no lateral 



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



F. 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 fhan adult (fig. E). 



