UM - A Link between Mesopotamia and Americas?

Some researchers reject the dogmatic idea that the New World was isolated prior to 1492. There is some compelling evidence that the ancient peoples from Mesopotamia may have crossed the Atlantic ages before Columbus.
The images below represent very much the same religious symbolism. Also, please notice the object held by the deity. It seems identical.


Holding a cone or sponge in his right hand and a bucket in his left, this genie is performing a ritual involving the Assyrian sacred tree.
The sacred tree was an extremely important symbol in the palace of Ashurnasirpal, appearing on reliefs in virtually every room of the palace. It was also used in textile patterns, on stamp and cylinder seals, and in ivory carvings. It represented both the king and Ashur, the chief god of Assyria, and was also a symbol of the fertility of the land.