Ancient Coin???.........(Xerxes silver siglos????)

[timekiller]

Closes I can find to this is a King Darius xerxes silver siglos.Is that what it is?? And which one I see they got a few but none look exact to me.It's seems to be a little over 15mm long
Thanks for help,
Pete,

 

[timekiller]

Just some sites that look like this coin.But as said if so I'm not sure which it would be.
http://www.denofantiquity.co.uk/index.php?main_page=index&cPath=2_4_26&sort=20a&page=7
http://www.forumancientcoins.com/numiswiki/view.asp?key=siglos
http://www.asiaminorcoins.com/gallery/thumbnails.php?album=424

 

[RPG]

Hey Pete, I been watching this all day. Sure wish someone would respond. I've looked at the links you posted and I think you're on to something.

Did you find it?

In America?