Lagniet: Double double portrait

Memento Mori Hans Bock

"Aujourd'hui en pré et demain en terre" - Today in the meadow and tomorrow in the ground. By Jacques Lagniet (1620–1672) and Esme de Boulonnois. From 1657 and clearly inspired by Merian's Double portrait. (Source). There's a larger version here: Double portrait.

Double portrait