I have found a portrait of a soldier on horseback with a matchlock petronel:
https://www.rijksmuseum.nl/en/my/co...m-descripcio-1577/objecten#/RP-P-OB-26.967,69
And another that is almost certainly a matchlock petronel, but the lock is not visible:
https://www.rijksmuseum.nl/en/collection/RP-P-OB-26.952
https://www.rijksmuseum.nl/en/my/co...m-descripcio-1577/objecten#/RP-P-OB-26.967,69
And another that is almost certainly a matchlock petronel, but the lock is not visible:
https://www.rijksmuseum.nl/en/collection/RP-P-OB-26.952