PLATE 30 



/if ~ 





A. Adult male hybrid (HI) from a white-winged pigeon and a ring-dove hybrid. X 0.5. 



Ihyashi del., 1901. Hatched Apr. 1, I'.HM : dead Mar. r,, !!)(. 



B. Adult male passenger-pigeon X ring-dove hybrid. X 0.5. Hayashi del. 



