gnome-session-wayland software package provides GNOME Session Manager - GNOME 3 session, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gnome-session-wayland
gnome-session-wayland is installed in your system.
Make ensure the gnome-session-wayland package were installed using the commands given below,
$ sudo dpkg-query -l | grep gnome-session-wayland *
You will get with gnome-session-wayland package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | GNOME |
| Package | gnome-session-wayland |
| Version | 3.18.1.2-1ubuntu1 |
| Description | GNOME Session Manager - GNOME 3 session |
| Sub Section | GNOME |