Page:The Fauna of British India, including Ceylon and Burma (Birds Vol 1).djvu/37

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Diagram of a Bird, to illustrate the terminology of the plumage and limbs.

1. Forehead.
2. Crown.
3. Nape or occiput.
4. Lores (space in front of eye).
5. Supercilinm.
6. Cheeks.
7. Ear-coverts.
8. Upper mandible or maxilla.
9. Lower mandible.
10. Culmen or upper profile of maxilla.

11. Commissure or line of junction of the two mandibles.

12. Rictal bristles or vibrissæ.
13. Chin.
14. Throat.
15. Breast.
16. Abdomen.
17. Back.
18. Rump.
19. Scapulars.

20. Primaries (the earlier or outermost 9 or 10 quills of the wing).
21. Outer secondaries (wing-quills springing from the radius and ulna).

22. Inner secondaries.
23. Lesser wing-coverts.
24. Median wing-coverts.
25. Greater wing-coverts.
26. Primary wing-coverts.
27. Winglet or bastard-wing.
28. Upper tail-coverts.
29. Tail-feathers or rectrices.
30. Under tail-coverts.
31. Tarsus.
32. Hind toe or first toe or hallux.
33. Inner or second toe.
34. Middle or third toe.
35. Outer or fourth toe.