PLA< 



B 



A. Adult male Chinese red ring-dove, Streptopdin tumuli*. Our yoar old. X 0.7. 



B. Juvenal male Chinese red ring, Streptopelia humilis. Age (i to 7 wci'kn. X 07. 



Hiiy.-ishi del., May 1901. 

 ii ill'!.. July 1901. 



