PLATE 23 



A. Adult male F'2 hybrid, S>. him,M# X St. r/.*>r<; (Dl). Hatched May 4, 1901; age 8 month?. X O.fi. Hayashi 



del., Jan. 1!K)2. Sin-. >'/. liiii/iili rixnrin hybrid (C2), shown in color plate L'2. tijjurc B. I);int. St. Inmtili* 

 X rixni-in hybrid (CM ). The parents were brother and sister. Color a shade darker and si/e a little smaller 

 than that of parents. Neck-ring rather narrow. Eye-lid pale whitish. Inner circle of iris dusky or hazel; 

 outer one-half or two-thirds dull-brownish orange. 



B. Juvenal male. St. himiili* X St. risoria F'2 hybrid (PI). Age 6 weeks. X0.7. Ilayashi del.. June 1001. 



.Same bird as adult above, figure A. This bird agrees with its hybrid parents and its pure grandparents in 

 having lighter ju venal and darker adult plumage. See characters of the adult. 



