1914] Grin n< 11: Mammal* and Birds of the Colorado Valley 111 



16. Ardea herodias treganzai Court 



17. Herodias egretta (Gmelin) 



18. Butorides vireseens anthonyi (Mearns) 



19. Nycticorax nycticorax naevius (Boddaert) 



20. Grus canadensis (Linnaeus) 



21. Becurvirostra amerieana Gmelin 



22. Fuliea amerieana Gmelin 



23. Pisobia minutiila (Vieillot) 



24. Actitis macularius (Linnaeus) 



25. Oxyeehus vociferus vociferus (Linnaeus) 



26. Lophortyx gambeli Gambel 



27. Zenaidura maeroura marginella (Woodhouse) 



28. Melopelia asiatica trudeaui (Audubon) 



29. Cathartes aura septentrionalis Wied 



30. Circus hudsonius (Linnaeus) 



31. Aceipiter velox (Wilson) 



32. Aceipiter cooperi (Bonaparte) 



33. Buteo borealis calurus Cassin 



34. Falco mexicanus Sehlegel 



35. Falco columbarius richardsoni Ridgway 



36. Falco sparverius phalaena (Lesson) 



37. Pandion haliaetus carolinensis (Gmelin) 



38. Aluco pratincola (Bonaparte) 



39. Otus asio gilmani Swarth 



40. Bubo virginianus pallescens Stone 



41. Micropallas whitneyi (Cooper) 



42. Geococcyx cahi'ornianus (Lesson) 



43. Ceryle alcyon (Linnaeus) 



44. Dryobates scalaris cactophilus Oberholser 



45. Sphyrapicus varius nuchalis Baird 



46. Centurus uropygialis Baird 



47. Colaptes cafer collaris Vigors 



48. Colaptes chrysoides mearnsi Ridgway 



49. Phalaenoptilus nuttalli nuttalli (Audubon) 



50. Phalaenoptilus nuttalli nitidus Brewster 



51. Chordeiles acutipennis texensis Lawrence 



52. Cbaetura vauxi (Townsend) 



53. Aeronautes melanoleueus (Baird) 



54. Archiloehus alexandri (Bourcier & Mulsant) 



55. Calypte costae (Bourcier) 



56. Tyrannus vertiealis Say 



57. Myiarehus cinerascens cinerascens (Lawrence) 



58. Sayornis sayus sayus (Bonaparte) 



59. Sayornis nigricans (Swainson) 



60. Nuttallornis borealis (Swainson) 



61. Myiochanes richardsoni richardsoni (Swainson) 



62. Empidonax difficilis difficilis Baird 



63. Empidonax trailli trailli (Audubon) 



64. Empidonax hammondi (Xantus) 



65. Empidonax wrighti Baird 



66. Empidonax griseus Brewster 



67. Pyrocephalus rubinus mexicanus Sclater 



