Act II, Scene I: How does Ursula first recognize that her partner is Antonio and how does she try to make him feel better?

Antonio and Ursula form another couple on the dance floor, and Ursula tells him she recognizes him as Signor Antonio. Antonio tries to deny it, but she refuses to believe him. She says that Antonio has wrinkled hands.

You could never do him so ill-well unless you were the very
man. Here’s his dry hand up and down. You are he, you are
he.