dpkg -l \*mesa\*

Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name           Version      Architecture Description
+++-==============-============-============-=================================
ii  libegl1-mesa:a 9.0-0ubuntu1 amd64        free implementation of the EGL AP
ii  libegl1-mesa-d 9.0-0ubuntu1 amd64        free implementation of the EGL AP
ii  libgl1-mesa-dr 9.0-0ubuntu1 amd64        free implementation of the OpenGL
ii  libgl1-mesa-dr 9.0-0ubuntu1 i386         free implementation of the OpenGL
ii  libgl1-mesa-dr 9.0-0ubuntu1 amd64        free implementation of the OpenGL
ii  libgl1-mesa-gl 9.0-0ubuntu1 amd64        free implementation of the OpenGL
ii  libgl1-mesa-gl 9.0-0ubuntu1 i386         free implementation of the OpenGL
un  libgl1-mesa-gl <none>                    (no description available)
un  libgl1-mesa-sw <none>                    (no description available)
ii  libglapi-mesa: 9.0-0ubuntu1 amd64        free implementation of the GL API
ii  libglapi-mesa: 9.0-0ubuntu1 i386         free implementation of the GL API
ii  libgles1-mesa: 9.0-0ubuntu1 amd64        free implementation of the OpenGL
ii  libgles2-mesa: 9.0-0ubuntu1 amd64        free implementation of the OpenGL
ii  libglu1-mesa:a 9.0.0-0ubunt amd64        Mesa OpenGL utility library (GLU)
ii  libglu1-mesa:i 9.0.0-0ubunt i386         Mesa OpenGL utility library (GLU)
ii  libopenvg1-mes 9.0-0ubuntu1 amd64        free implementation of the OpenVG
ii  libosmesa6:amd 9.0-0ubuntu1 amd64        Mesa Off-screen rendering extensi
ii  mesa-utils     8.0.1+git201 amd64        Miscellaneous Mesa GL utilities
ii  mesa-utils-ext 8.0.1+git201 amd64        Miscellaneous Mesa utilies (openg
un  mesag3         <none>                    (no description available)
un  xlibmesa-dri   <none>                    (no description available)
un  xlibmesa3      <none>                    (no description available)