LIST OF ILLUSTRATIONS 



Page. 



Tail-pieceto " Table of Contents " xiv 



Tail-piece to "List of Illustrations" xvi 



Fig. 1. Typical Passerine foot 1 



2. ''Booted" tarsus (foot of Eobin) 5 



3. HeadofRobin 10 



4. Head of Wood Thrusli 27 



5. Details of external form of il/^iadfesfes .- 43 



6. The Mockingbiid 55 



7. Foot of Catbird 57 



8. Head of Brown Thrasher 62 



9. Head of Curve-billed Thrasher 65 



10. Head of Ai-izona Thrasher 68 



11. Head of Saint Lucas Thrasher 69 



12. Head of California Thrasher 71 



13. Head of Crissal Thrasher 73 



14. Details of structure of Saxicola 76 



15. American Dipper 85 



16. Golden-crested Kinglet 98 



17. Heads of Blue-gray and Black-capped Gnatcatchers 102 



18. Tails of Black-cai>ped and Plumbeous Gnatcatchers 107 



19. Head of Bridled Titmouse 118 



20. A typical Parus (P. atricajiiUus) 120 



21. Head of Canada Nuthatch 136 



22. Head, foot and tail-feather of Creeper 143 



23. Carolina Wren 169 



24. Winter Wren 177 



25. Homed Lark 189 



26. Head and foot of Yellow Wagtail 192 



27. Bill and foot of American Pipit 194 



28. A typical Motacilline 195 



29. Black and White Creeper 205 



30. Worm-eating Warbler 211 



31. Blue Golden-winged Warbler 217 



32. Black-throated Green Warbler 240 



33. Chestnut-sided Warbler 244 



34. Black-throated Gray Warbler 264 



35. Yellow-rumped Warbler 283 



36. Black-poU Warbler 288 



37. Black and Yellow Warbler 291 



38. Golden-crowned Accentor 296 



39. Kentucky Warbler 309 



40. Maryland Yellow-throat 312 



XV 



