At the end of I Am Eleanor Roosevelt it also appears to be her, but in a different outfit. A sleeveless light-purple dress. She still has the same ponytail and the same turquoise stud earrings. Here she is clutching a green triceratops toy.
Xavier recommends she go see Murray and she is holding a dinosaur plushy. It's unclear if this means it happens after he discerns her like for dinos after meeting Doyle, or if he's just really bad at remembering stuff.