An animator friend of mine is starting to dive into the realm of facial animation so I promised him I’d dig up as many resources on Facial Rigging as I could. So instead of just sending it over to him I figured otheres might be able to benefit from my hard work 
This is primarily for Maya users .
Here’s a 2 Part Series:
Here’s a big 7 Parter that goes into some great advanced Detail:
Quick Tut expaining some of the principles behind facial animation:
Facial Animation Rig for Delgo: Not a video tut but this covers some non-human faces which is rare
http://www.creativecrash.com/maya/tutorials/character/c/facial-animation-rig-for-delgo
This page is not animation specific but HOLY CRAP the tutorials on this page are insane:
http://www.instantshift.com/2009/03/06/45-incredible-maya-tutorials-around/
