From Wikimedia.
Maria Anna's coiffure is curly and adorned with pearls behind. Her dress also appears to have a half bodice.
Keywords: Callot, Maria Anna de La Grange d'Arquien, Maia Anna Wielopolska, de La Grange d'Arquien family, Wielopolski family, Countess, Polish, curly coiffure, bodice, scoop neckline, lace modesty piece, quarter length puffed over-sleeves, under-sleeves, vee waistline, full skirt, necklace, earrings