Sentence:  Upon hearing Billy's version, the sage Dansker seemed to divine more than he was told; and after a little meditation during which his wrinkles were <WSD>pursed</WSD> as into a point, quite effacing for the time that quizzing expression his face sometimes wore, "Didn't I say so, Baby Budd?" 
Meaning of the word marked with <WSD> tags:  To draw up or contract into folds or wrinkles; to pucker; to knit.