Marble portrait of the Greek playwright Menander (342-291 BC)

I captured this at The Ashmolean Museum using 123D Catch and my iPhone 5S.

Marble portrait of the Greek Playwright Menander (342-291 BC).
Frequently copied in the Roman period. Bust and much of face: 1600-1750, Head: Roman, AD 1-200 after a Green stature of around 290 BC. Michaelis 66