PLATE 4 uv - 



A. Expanded tail of normal Japanese turtle-dove, Tartar in-hutnl'i* No. 0-4, of similar age with "mutant' 



B. "Mutant" No. 95 and normal No. 94, Japanese turtle-doves of similar age. 



C. Profile view of "mutant" No. 95. This was the first to appear of:"three "mutants", of T. uritnlnli.-. li 



the least striking color variant of the three. It developed from an egg of Aug. 15, 1909. Photo- 

 graphedfSept. 17, 1909. 



