From Wikimedia.
Ana's sleeve tabs partially circle her hanging sleeves more like epaulettes while most of her dress is slashed.
Keywords: 1571, Coello, Anna of Austria - Queen of Spain, Habsburg family, Queen, Spanish, straight coiffure, jeweled feathered cap, hair jewelry, high enclosing neckline, ruff, lace, carcanet necklace, tabbed sleeves, epaulettes, hanging sleeves, aglets, slashed sleeves, long close false sleeves, girdle, farthingale, slashing, carcanet necklace, handkerchief, saya