Original Font:
Lustria
Web Font:
Lustria is a pretty close match to Stone Serif. It is created by a person by the name of MADtype. It can be found at http://www.google.com/webfonts/specimen/Lustria.
Other Options:
http://www.google.com/webfonts/specimen/Junge
http://www.google.com/webfonts/specimen/Gilda+Display