X LIST OF ILLUSTRATIONS 



XXXIV. Pygmy Nuthatch 454 



XXXV. Mountain Chickadeb 458 



XXXVI. Varied Thkush 474 



DIAGRAMS, 



Measurement of Bill xxviii 



Measurement of Tarsus xxviii 



FIGURES IN THE TEXT, 



FIGURE PA&E 



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. Merg-anser, foot ........•• 3 



14. White-faced Glossy Ibis, bill 4 



15. Green Heron, head 4 



16. Sandhill Crane, foot 4 



17. Florida Gallinule, foot 4 



18. White -rumped Sandpiper, foot 4 



19. Killdeer, foot 4 



20. Western Grebe, head 5 



21. Homed Grebe, head 7 



22. Least Grebe 8 



23. Pied-billed Grebe 8 



24. Loon, bill 9 



25. Pacific Loon, head H 



26. Tufted Puffin, biU H 



27. California Murre, bill H 



28. Rhinoceros Auklet, bill 12 



29. Pigeon Guillemot, bill . . . 12 



30. Paroquet Auklet, bill '12 



31. Least Auklet, biU . 12 



32. Tufted Puffin, head 12 



33. Rhinoceros Auklet, bill 13 



34. Paroquet Auklet, bill 14 



35. Least Auklet, bill 14 



