Vessels with handles in the form of fantastic beasts or real animals can be found all along the archaeology of both Iran and Mesopotamia, since the zoomorphic decoration was a widespread feature in Iranian art. The fluted body of the vessel this handle would have belonged to was characteristic of the Achaemenid metal vessels, which had its precursor on terracotta vessels dating back to the 2nd millennium BCE.
· Further reading
About the Achaemenid dynasty:
About Verethraqna, yazata of Victory: