EXPLANATION TO PLATE VII. 



Pigs. 1,2. Icterus cucuUatus nelsoni, Ridgway. Arizona Hooded Oriole. 



Figs. 3, 4, 3. Icterus spurius, Linnaeus. Orchard Oriole. 



Figs. 6, T, 8, 9. Icterus galbula, Linnaius. Baltimore Oriole. 



Figs. 10, 11, 13, 18. Icterus bullocki, Swainson. Bullock's Oriole. 



Figs. 14, 15, 16. Scolecopliagus carolinus, Miiller. Rusty Blackbird. 



Figs. 17, 18, 19, 20. Scolecophagus cyanoceishalus, Wagler. Brewer's Blackbird. 



Figs. 21, 33, 33. Quiscalus quiscula, LiuniBus. Purple Grackle. 



Figs. 24, 35. Quiscalus quiscula aglseus, Baird. Florida Grackle. 



Pigs. 26, 37. Quiscalus quiscula seneus, Ridgway. Bronzed Grackle. 



Figs. 38, 29. Quiscalus macrourus, Swainson. Great-tailed Grackle. 



Figs. 30, 31. Quiscalus major, Vieillot. Boat-tailed Grackle. 



