Is there a plug-in for Alias Maya to export and/or import .x(mesh) files?

Both DirectX 8.1 and 9.0 have plugins for Maya for exporting data to .x files. I do not know the details of what it will export, i.e. meshes, skinning, texture mapping, etc. Hopefully this helps some.......

http://www.microsoft.com/downloads/details.aspx?FamilyId=EC97A1FB-4305-4758-B7C4-5A12B3FE8EC2&displaylang=en