What does the cryptic crossword clue "Captured by painter, a topless muse (5)" mean?

The definition is "muse". The wordplay uses a hidden word. Hidden in "captured by paintER, A TOpless muse" The answer is Erato.

Captured by painter, a topless muse (5)

Telegraph Prize Cryptic #3019 | 6 Down | 2019-09-01 flower