XXXV'iii PLATES IN VOL. I. 



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18. Greenland Falcon. Falco candicans, J. F. Gmelin. 36 



19. Peregrine Falcon. Falco peregrinus, Tunstall. 



Female, fourth year > 40 



20. Do. Do. Male, first year ) 



21. Hobby. Falco subbuteo, Linn. Adult ... .1 



> 44 



22. Do. Do. Immature J 



23. Red-tooted Falcon. Falco vespertinus, Linn. . 45 



24. Merlin. Falco cesalon, Tunstall. Adult male . ") „ 



25. Do. Do. Adult female and immature male . . J 



26. Kestrel. Falco tinnunculus, Linn 53 



27. Lesser Kestrel. Falco cenchris, Naum. ... 55 



28. Gos-Hawk. Astur palumbarius (Linn.). Adult 



female 59 



29. Do. Do. Plumage of first year 60 



30. Sparrow-Hawk. Accipiter nisus (Linn.). Male, x 



31. Do. Do. Female | 



^> 66 



32. Do. Do. Immature male [ 



33. Do. Do. Immature female ^ 



34. Marsh -Harrier. Circus ceruginosus (Linn.). 



Very old male 67 



35. Do. Do. Plumage of first year 68 



36. Hen-Harrier. Circus cyaneus (Linn.). ... 69 



37. Montagu's Harrier. Circus cineraceus (Montagu). ") 



Adult and immature males > 73 



38. Do. Do. Female and dark form of male . . .J 



39. Griffon Vulture. Gyps fulvus, J. F. Gmelin . 77 



40. Neophron or Egyptian Vulture. Neophron 



percnopterus (Linn.) 83 



41. Tawny, Brown, or Wood-Owl. Syrnium alvco 



(Linn.) 87 



42. Do. Do. (Grey race) 88 



43. Tengmalm's Owl. Nyctala tengmalmi (J. F. 



Gmelin) 89 



44. Long-eared Owl. Asio otus (Linn.) .... 91 



45. Short-eared Owl. Asio brachyotus (Forster) . 95 



