A. .luvenaliemale, St. hnmilix (Th) > - ^7 weeks. X 0.7. Hayashi del., July 1901. 



B. Adxilt male, St. hmnilis {Th) X St. riMnaih). Hybrid (C2). Hatched .July 1, 1900. X 0.6. Hayashi del. 

 This bird was mated to his sister and is the sire of the second generation hybrid (Dl) shown in adult plumage in 



plate 23, figure A, and in juvenal plumage in plate 23, figure B. Note that the color is intermediate; the 

 upper and lower margins of the neck-mark show traces of the white present in i 



