158
Ruler's feather headdress (probably of Motecuhzoma II)
http://artdaily.com/news/58955/Legendary-Aztec-Emperor-Moctezuma-II-s-feather-head-dress-restored-in-Vienna--#.VtHogiArLnA
http://annies-art-analysis.tumblr.com/post/111324443942/rulers-feather-headdress-1-identification