International audienceThe discovery of an engraved bow motif on a stele at Vale Maria do Meio (Portugal), similar to examples in western France, enables us to integrate the representation of this weapon into the iconography of the fifth millennium BC. The starting point for this comparative exercise is Brittany, where recent discoveries (Runesto) and unpublished sites (Mané Kerioned B) can be added to passage graves where the motif has been recognised for some time, such as Ile Longue, Gavrinis, and Barnenez H. An engraved capstone which is found in a funerary context at Le Déhus, in the Channel Islands, can be incorporated into the same Armorican tradition, while an example from the Paris Basin (Le Berceau) seems to belong to another geogr...