EXPLANATION TO PLATE VI. 



Figs. 1. 2. Dolichonyx oryzivorns, Linnaens. Bobolink. 



Figs. 3, 4, 5, G. Molothrus ater, Boddaert. Cowbird. 



Figs. 7, 8. Molothrus ater obsciirns, Gmelin. Dwarf Cowbird. 



Fig. 9. Callothrus robiistus, Cabaiiis. Red-eyed Cowbird. 



Figs. 10, 11, 13. Xantlioceplialus xanthocephalus, Bonaparte. Yellow-headed Blackbird. 



Figs. 13, 14, 15. Agelains phoeniceus, Linnsens. Red- winged Blackbird. 



Figs. 16, 17. Agelaiiis gubernator, Wagler. Bicolored Blackbird. 



Figs. 18, 19. Agelaius tricolor, Nnttall. Tricolored Blackbird. 



Figs. 20, 31. Sturnella magna. Linna?ns. Meadowlark. 



Fig. 22. Sturnella magna mexicana, Sclater. Mexican Meadowlark. 



Figs. 23, 24. Sturnella magna negleota, Audirbon. Western Meadowlark. 



Figs. 25, 36, 27. Icterus audubonii, Giraud. Audubon's Oriole. 



Figs. 28, 29. Icterus parisorum, Bonaparte. Scott's Oriole. 



Figs. 30, 31, 32. Icterus ciicuUatus, Swaiiison. Hooded Oriole. 



