R. H. Thomas 297 



PLATE XXIII. 



TAIL. 



Fig. 1. "£" Silver ? ("B" parent). Lateral. 



Fig. 2. " B " Silver «? (transition plumage). Lateral. 



Fig. 3. "^" Swinhoe ? , female of ".4" parent species, a, Central rectrix; h, lateral 



rectrix. 



Fig. 4. " BA " Fi, " £ » ? . Lateral. 



Fig. 5. ''BBA " 2^2, "^ " ? . Lateral. 



Fig. G. ''BBS A " F3, "P" ? . Lateral. 



Fig. 7. ''BBBA" F:i,"A" 9. Lateral. 



PLATE XXIV. 



BKEAST AND FLANK. 



Fig. 1. "1?" Silver ?. Breast: «, posterior; &, anterior, c, Flank. 



Fig. 2. " yl " Swinhoe ? . Breast: a, posterior; ft, anterior, c, Flank (female of "^" 



parent species). 



Fig. 3. "£" Silver <? (transition plumage), a, Breast. 6, c, Flank. 



Fig. 4. '' BA " Fi, "2?" ? . Breast : a, anterior; b, posterior. 



Fig. 5. " B^" i^i, "E" ?. Breast, posterior. 



Fig. 6. "BBA " i^2. " ^ " ? • Breast, posterior. 



Fig. 7. '' BBA'' F.2,''B'' =f. Breast, anterior. 



Fig. 8. '' BBBA'' F2, ''C" ?. Breast: a, posterior; 6, anterior, c. Flank. 



Fig. 9. '' BBBA'' Fs,''P" ?. Breast: a, posterior ; ?>, anterior. 



Fig. 10. '' BBBA" inter se, Fi, ''C ^ . Breast, a. Flank, 6. 



Fig. 11. '' BBBA" inter se, F4, "G" ?. Breast: a, posterior; &. anterior. 



Fig. 12. " BBBA " inter se, F4, "A"" ? . Breast, a. Flank, h. 



Fig. 13. " BBBA'' inter se, F^, "F" ? . Breast, a. Flank, &. 



Fig. 14. " BBBA " inter se, F4, "iH" ? . Breast, a. Flank, t. 



PLATE XXV. 



WING. SECONDAEIES AND MAJOR COVERTS. 



Fig. 1. "Z>" Silver ?. Secondary. 



Fig. 2. " 2? " Silver c? . a, Transition secondary: Z>, Adult secondary. 



Fig. 3. " A" Swinhoe ? , female of "A" parent species, a, Secondary; b, Secondary. 



Fig. 4. ''BA" Fi, "C" ?. Secondary. 



Fig. 5. "BB^"F2,"B" 2. Secondary. 



Fig. 6. ''BBBA'' Fs, ''B" ?. Secondary. 



Fig. 7. "BBBA'' F3, "P'' ^. Secondary. 



Fig. 8. " BBBA" inter se, F^, "C" ?. Secondary. 



Fig. 9. "BBBA" inter se,Fi, "F" ^ . Secondary. 



Fig. 10. Major Coverts, a, "/i" Silver ? ; b, " A "' Swinhoe ? ; c, d, e, "BA" Fj , ? ? 



