ILLUSTRATIONS. 



l'l,.\ : 



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1. Adult female Japanese turtle-dove, Turlur orientalix.. 



2. A, Adult European turtle-dove, T. turlur. 



13, Juvenal male Japanese turtle-dove, T. m it nlnlix ........... 



3. A, Adult male owl-homer hybrid. No. _' and adult fnn.-de T. lurlur x 7 

 B, Adult male owl-homer X T. turlur x T. urnn/nlix hybrid. \. 



. 



C, Adult female owl-homer X T.lurturx T. orimtoto hybrid, No. K I 

 . A, Expanded tail of nomml Japanese turtle-dove, '1'iiitur <iri< nlnli.-,. No. ''I 



B, T. orienlalis "mutant," No. 95 and normal No. '.It. 



C, T. orientalis " mutant," No. 95, profile view ........................ . 42 



5. A, Expanded tail of Juvenal "mutant" T. orientalis. No. '.l.V 



B, Expanded wings and tail of adolescent "mutant" T. nn< nlnlin, No . '.i.~ I J 

 0. A, B, Expanded wing and tail of normal T. oritnlali.t, No. '.!. 



C, D, Juvenal "mutant" T. orientalis, No. (IS and parents 



7. A, Adult male "mutant" T. orientalis, No. 10S, female T. aril nia two of their early normal 



offspring. 



B, Two partial "mutants" and one normal offspring of above p.. 



C, Last three "mutant" offspring of above parents ........................ 



8. A, Adult female white ring-dove, ,s'/iv/(/n/Vm ullia. 



B, Adult female blond ring-dove, St. risoria ............................... . . 6H 



9. A-D, Adult female St. alba X T. orii'iilatis hybrid No. 10 ..................... 



10. Adult male T. orientalis X St. alba hybrid No. 15 ......................... 



11. Adult female T. orientalis X St. alba hybrid, No. 27 ............................ 



12. A-C, Adult male .s'(. risoria X T. uri< ntnlis hybrid, No. 1 ................... 



13. Adult male T. orientalis X St. risoria hybrid, No. 1 ......................... 



14. A, Common pigeon parents called red-guinea and black-guinea. 



B, Adult pouter pigeons, Nos. 7 and S and two of their offspring ............... 



15. A-D, Common pigeon, No. 5-E2, with wing-bars whitened from early breeding of p:n 



16. A, Adult homer pigeons and two of their light colored offspring Nos. II I and II J 

 B, Two light-colored offspring, Nos. 1 1 and 12, of tin- above pair of IKHIH i 



17. A, Inbred Juvenal gray pouters, Nos. C 1 and C2. 



B, Degenerate light-colored Juvenal pouteis, Nos. 8 and 9 . . 



18. A, Adult gray pouters and an inbred Juvenal offspring. No. J. 



13, Adult gray pouters, Nos. 4 and C, and two of their color-modified offspring, N' - ' I mid 1 

 l!l. Adult male mourning-dove, Zenaidwa caniliiu imix. 

 20. A, Juvenal male Zenaitla-Zenaidiira X Streplopttia rimirm h\bnd. No. 7,7. I! 1. 



B, Adult male Zenaida X Zenaidura hybrid, No. ZZ 1 

 21 . A, Adult male Chinese red ring-dove, X!r< I>IO/H lin It iimilis. 



B, Juvenal male Chinese red ring-dove, St. humilis. ('< to 7 weeks old. 



22. A, Juvenal female St. humilis X St. riaarin hybrid. No. M 1. 

 B, Adult male St. humilis X St. risoiin hybrid, No. C2. 



23. A, Adult male F 2 generation humilis X rii>ri<i hybrid. No. I ) 1 



B, Juvenal male F 2 generation humilis X risnria hybrid, No. 1) 1, age t> wn 



24. Adult Surate turtle-dove, Spilopelia suratensit. . 



25. A, Adult male alba-risoria X risoria-al/xi hybrid, No. K 2. 

 B, Adult male risoria-alba X suratcnsis hybrid. No. 1 



26. A, Adult male complex alba-risorui-xurnl, ruManmKt hybrid. No. 1 

 B, Adult male complex risoria-suratensis-alba hybrid. 



27. Adult male Senegal turtle-dove, StigmatopeKa i 



28. Adult male passenger pigeon, }:<!<> pist< .s u'<ir<>t<'i"><- 



29. Adult female passenger pigeon, /;. ini<iratt>riux.. 



30. A, Adult male Mclopelia leucoptera X ring-dove hybrid. 

 13, Adult male passenger pigeon X ring-dove hybrid 



31. A-D, neck-mark of Streptopelin risoria 



32. Neck-mark of a common pigeon x ring-dove hybrid 



