Lexey is a child at the Harper Hall. He is the youngest of Master Harper Bosler, a slow learning, childhood friend, and classmate of Robinton, who helped him with his lessons, he created a song that he could remember it was shown by Kubisa to Merelan at teachers meeting. Fort was first, South Boll then Ruatha came and Tillek, too. Benden next and north Telgar ... 
He talked to Robintion, who would listen to him, one time he made a problem when he was to clean up the pants, while Kubisa was out of the teaching room at Fort Hold.
Minor character in Masterharper of Pern.