X LIST OF ILLUSTRATIONS 



XXXIV. Pygmy Nuthatch 454 



XXXV. Mountain Chickadep: 458 



XXXVI. Varied Thkush 474 



DIAGBAMS. 



Measurement of Bill . . . . . ... . . xxviii 



Measurement of Tarsus xxviii 



FIGUEES IN THE TEXT. 



FIGURE PAGE 



1. Western Grebe, foot . 2 



2. Loon, foot ........... 2 



3. Tufted Puffin, foot 2 



4. Herring Gull, foot 2 



5. Parasitic Jaeger, bill ......... 2 



6. Short-billed Gull, bill 2 



7. Black-footed Albatross, bill 3 



8. Giant Fulmar, bill 3 



9. Cormorant, foot .......... 3 



10. Man-o'-War Bird, bill . 3 



11. White-crested Cormorant, bill ....... 3 



12. White Pelican, bill 3 



13. Merganser, foot .......... 3 



14. White-faced Glossy Ibis, bill 4 



15. Green Heron, head 4 



16. Sandhill Crane, foot 4 



17. Florida Gallhiule, foot 4 



18. White -rumped Sandpiper, foot ....... 4 



19. Killdeer, foot 4 



20. Western Grebe, head ......... 5 



21. Horned Grebe, head 7 



22. Least Grebe 8 



23. Pied-biUed Grebe 8 



24. Loon, bill 9 



25. Pacific Loon, head .11 



26. Tufted Puffin, bill 11 



27. California Murre, bill 11 



28. Rhinoceros Auklet, bill 12 



29. Pigeon Guillemot, bill 12 



30. Paroquet Auklet, bill 12 



31. Least Auklet, bill 12 



32. Tufted Puffin, head 12 



33. Rhinoceros Auklet, bill 13 



34. Paroquet Auklet, bill .14 



35. Least Auklet, bill ......... 14 



