Ecu a la Croisette
A variety of the Ecu au Soleil issued by Francis I of France in his second coinage (1540-1547). It has a small equilateral cross on the reverse and was struck at Montpellier, Saint Andre, Lyons, Paris, and Marseilles. The type was retained by his successor, Henri II.
Source: Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)