What a great topic!
I'm going to limit my replies to dancers I've seen in person. So, here goes:
Legs: Sylvie Guillem, Maria Kowroski, Marie-Agnes Gillot
Feet: Veronika Part, Isabelle Guerin, Alessandra Ferri
Arms/Hands: Nina Ananiashvili, Julie Kent
Eyes: Mara Galeazzi