Since Feeling Software is no longer, the link above does not work. Through searching, I have been able to find the collada.mll file for Windows Maya, but not the .so extension for Linux. The closest I would get to getting the Linux compatible library is compiling it from here:
Sorry.. perhaps someone else here on the forum can help. I use *nix many times a day at work, but it's always command line stuff.. never in Xwindows.
Another possible place to check.. there should be support forum for Maya.. I'd pose your question there as well.Patience, Persistance, Politeness - the 3Ps will help us get us to Perfect Printed Products