You can uninstall or removes an installed libghc-gd-dev-3000.7.3-7ea16 package itself from Debian 8 (Jessie) through the terminal,
$ sudo apt-get remove libghc-gd-dev-3000.7.3-7ea16
If you would like to remove libghc-gd-dev-3000.7.3-7ea16 and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove libghc-gd-dev-3000.7.3-7ea16
If you use with purge options to libghc-gd-dev-3000.7.3-7ea16 package all the configuration and dependent packages will be removed.
$ sudo apt-get purge libghc-gd-dev-3000.7.3-7ea16
If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.
$ sudo apt-get purge --auto-remove libghc-gd-dev-3000.7.3-7ea16