This is a head base mesh with mirrored/symmetrical uv's(head and eyes), mesh included are :

Head(mirrored/symmetrical UV),

Mouth interior(upper and lower gum, upper and lower teeth and tongue)

Eyes(inner and outer eyes with mirrored/symmetrical UV )

Scene file is named properly(please check the screenshots), Files include .obj(separated), .FBX and maya scene file in .ma.