$ dpkg -l | grep mesa
ii  libegl-mesa0:amd64                            18.3.4-2ubuntu1                                            amd64        free implementation of the EGL API -- Mesa vendor library
ii  libegl1-mesa:amd64                            18.3.4-2ubuntu1                                            amd64        transitional dummy package
ii  libegl1-mesa-dev:amd64                        18.3.4-2ubuntu1                                            amd64        free implementation of the EGL API -- development files
ii  libgl1-mesa-dev:amd64                         18.3.4-2ubuntu1                                            amd64        free implementation of the OpenGL API -- GLX development files
ii  libgl1-mesa-dri:amd64                         18.3.4-2ubuntu1                                            amd64        free implementation of the OpenGL API -- DRI modules
ii  libgl1-mesa-dri:i386                          18.3.4-2ubuntu1                                            i386         free implementation of the OpenGL API -- DRI modules
ii  libgl1-mesa-glx:amd64                         18.3.4-2ubuntu1                                            amd64        transitional dummy package
ii  libgl1-mesa-glx:i386                          18.3.4-2ubuntu1                                            i386         transitional dummy package
ii  libglapi-mesa:amd64                           18.3.4-2ubuntu1                                            amd64        free implementation of the GL API -- shared library
ii  libglapi-mesa:i386                            18.3.4-2ubuntu1                                            i386         free implementation of the GL API -- shared library
ii  libgles2-mesa:amd64                           18.3.4-2ubuntu1                                            amd64        transitional dummy package
ii  libglu1-mesa:amd64                            9.0.0-2.1build1                                            amd64        Mesa OpenGL utility library (GLU)
ii  libglu1-mesa-dev:amd64                        9.0.0-2.1build1                                            amd64        Mesa OpenGL utility library -- development files
ii  libglx-mesa0:amd64                            18.3.4-2ubuntu1                                            amd64        free implementation of the OpenGL API -- GLX vendor library
ii  libglx-mesa0:i386                             18.3.4-2ubuntu1                                            i386         free implementation of the OpenGL API -- GLX vendor library
ii  libosmesa6:amd64                              18.3.4-2ubuntu1                                            amd64        Mesa Off-screen rendering extension
ii  libosmesa6:i386                               18.3.4-2ubuntu1                                            i386         Mesa Off-screen rendering extension
ii  libwayland-egl1-mesa:amd64                    18.3.4-2ubuntu1                                            amd64        transitional dummy package
ii  mesa-common-dev:amd64                         18.3.4-2ubuntu1                                            amd64        Developer documentation for Mesa
ii  mesa-utils                                    8.4.0-1build1                                              amd64        Miscellaneous Mesa GL utilities
ii  mesa-vulkan-drivers:amd64                     18.3.4-2ubuntu1                                            amd64        Mesa Vulkan graphics drivers
ii  mesa-vulkan-drivers:i386                      18.3.4-2ubuntu1                                            i386         Mesa Vulkan graphics drivers