According to an inscription on the reverse of the old inlay, the former attribution was to Parmigianino. John A. Gere was the first to propose Polidoro´s authorship, in 1981, in a note on the modern m [+]
The drawing represents a lion seated in profile towards the left, with the upper part of its body raised up and supported on its front legs; and a bull pawing the ground with its right hoof. The rever [+]