Binary package “mate-desktop-environment-extras” in ubuntu bionic

MATE Desktop Environment (extra components, metapackage)

 The MATE Desktop Environment is the continuation of GNOME 2. It provides an
 intuitive and attractive desktop environment using traditional metaphors for
 Linux and other Unix-like operating systems.
 .
 MATE is under active development to add support for new technologies while
 preserving a traditional desktop experience.
 .
 This package installs an extra set of MATE components that are
 also part of the official MATE release.