Installed using apt-get, missing with aptitude
  apache2.2-bin
  aptdaemon
  at-spi
  baobab
  binfmt-support
  browser-plugin-gnash
  cheese-common
  cli-common
  cpp-4.3
  cups-pk-helper
  dmz-cursor-theme
  empathy
  empathy-common
  finger
  freedesktop-sound-theme
  freeglut3
  gconf-defaults-service
  gdm-themes
  gedit-plugins
  geoclue
  geoclue-hostip
  geoclue-localnet
  geoclue-manual
  geoclue-yahoo
  gnash
  gnash-common
  gnome
  gnome-backgrounds
  gnome-cards-data
  gnome-codec-install
  gnome-core
  gnome-desktop-environment
  gnome-disk-utility
  gnome-screenshot
  gnome-search-tool
  gnome-session-canberra
  gnome-spell
  gnome-system-log
  gnome-themes-extras
  gnome-themes-more
  gnome-user-share
  gs-common
  gstreamer0.10-fluendo-mp3
  gstreamer0.10-tools
  gtk2-engines
  gtk2-engines-pixbuf
  gtk2-engines-smooth
  hal-info
  hamster-applet
  libapache2-mod-dnssd
  libapr1
  libaprutil1
  libaprutil1-dbd-sqlite3
  libaprutil1-ldap
  libart2.0-cil
  libatspi1.0-0
  libboost-date-time1.42.0
  libboost-python1.42.0
  libboost-thread1.42.0
  libchamplain-0.4-0
  libchamplain-gtk-0.4-0
  libcheese-gtk18
  libclutter-gtk-0.10-0
  libcryptui0
  libcupsys2
  libdiscid0
  libeel2-data
  libelf1
  libepc-1.0-2
  libepc-common
  libepc-ui-1.0-2
  libfreerdp-plugins-standard
  libfreerdp0
  libgail-common
  libgconf2.0-cil
  libgdata-common
  libgdata7
  libgdl-1-common
  libgdu-gtk0
  libgee2
  libgeoclue0
  libgexiv2-0
  libgif4
  libglade2.0-cil
  libglib2.0-cil
  libgmime2.4-cil
  libgnome-vfs2.0-cil
  libgnome2.24-cil
  libgnomepanel2.24-cil
  libgnomeprint2.2-data
  libgnomeprintui2.2-common
  libgnomevfs2-bin
  libgpod-common
  libgpod4
  libgtk2.0-cil
  libgtkglext1
  libgtksourceview-common
  libgtksourceview2.0-common
  libmono-addins-gui0.2-cil
  libmono-addins0.2-cil
  libmono-cairo2.0-cil
  libmono-corlib2.0-cil
  libmono-i18n-west2.0-cil
  libmono-posix2.0-cil
  libmono-security2.0-cil
  libmono-sharpzip2.84-cil
  libmono-system2.0-cil
  libmtp8
  libmusicbrainz3-6
  libndesk-dbus-glib1.0-cil
  libndesk-dbus1.0-cil
  libopal3.6.8
  libpolkit-gtk-1-0
  libpt-1.10.10-plugins-alsa
  libpt-1.10.10-plugins-v4l
  libpt2.6.7
  libpython2.6
  librpm1
  librpmio1
  libsdl1.2debian
  libservlet2.4-java
  libsrtp0
  libssh-4
  libtelepathy-farsight0
  libtelepathy-glib0
  libtidy-0.99-0
  libxalan2-java
  libxerces2-java
  media-player-info
  mesa-utils
  mono-2.0-gac
  mono-gac
  mono-runtime
  nautilus-sendto
  nautilus-sendto-empathy
  openoffice.org-writer2latex
  openssl-blacklist
  p7zip
  p7zip-full
  pkg-config
  python-4suite-xml
  python-aptdaemon
  python-aptdaemon-gtk
  python-axiom
  python-beautifulsoup
  python-bugbuddy
  python-clientform
  python-coherence
  python-configobj
  python-crypto
  python-cupshelpers
  python-cupsutils
  python-eggtrayicon
  python-elementtree
  python-epsilon
  python-evolution
  python-feedparser
  python-gdata
  python-gdbm
  python-gst0.10
  python-gtkglext1
  python-gtkmozembed
  python-gtksourceview2
  python-httplib2
  python-louie
  python-mako
  python-markupsafe
  python-mechanize
  python-nevow
  python-notify
  python-opengl
  python-openssl
  python-pam
  python-pkg-resources
  python-pyasn1
  python-pysqlite2
  python-rdflib
  python-serial
  python-tagpy
  python-twisted-bin
  python-twisted-conch
  python-twisted-core
  python-twisted-web
  python-utidylib
  python-webkit
  python-xdg
  python-zope.interface
  remmina
  remmina-plugin-data
  remmina-plugin-rdp
  remmina-plugin-vnc
  rhythmbox-plugin-cdrecorder
  rhythmbox-plugins
  rpm-common
  rpm2cpio
  seahorse-plugins
  shotwell
  software-center
  svgalibg1
  system-config-printer-udev
  telepathy-gabble
  telepathy-mission-control-5
  telepathy-salut
  tomboy
  totem
  totem-coherence
  totem-mozilla
  totem-plugins
  transmission-common
  xdg-user-dirs
  xdg-user-dirs-gtk
  xserver-xephyr
  zip
Installed using apt-get, removed with aptitude
  arj
  bluez-utils
  cheese
  dhcdbd
  djvulibre-desktop
  ekiga
  eog
  epiphany-extensions
  epiphany-gecko
  evolution-exchange
  fast-user-switch-applet
  file-roller
  gcalctool
  gconf-editor
  gdm
  gedit
  gedit-common
  gnome-app-install
  gnome-games
  gnome-games-data
  gnome-nettool
  gnome-system-tools
  gnome-themes
  gnome-utils
  gnome-vfs-obexftp
  gnome-volume-manager
  gnuchess
  gucharmap
  guile-1.8-libs
  hal
  libavahi-compat-libdnssd1
  libavahi-core5
  libavahi-ui0
  libbind9-50
  libbluetooth2
  libcamel1.2-11
  libcdio7
  libcucul0
  libcurl3
  libdirectfb-1.0-0
  libdmx1
  libdvdread3
  libedata-cal1.2-6
  libedataserver1.2-9
  libeel2-2.20
  libepc-1.0-1
  libepc-ui-1.0-1
  libexchange-storage1.2-3
  libfaad0
  libgadu3
  libgalago3
  libgd2-noxpm
  libgda3-3
  libgda3-common
  libggz2
  libggzcore9
  libggzmod4
  libgksu1.2-0
  libgksuui1.0-1
  libgmyth0
  libgnome-desktop-2
  libgnome-pilot2
  libgnomecups1.0-1
  libgnomeprint2.2-0
  libgnomeprintui2.2-0
  libgpod3
  libgraphviz4
  libgtk-vnc-1.0-0
  libgtkhtml2-0
  libgtksourceview1.0-0
  libgtksourceview2.0-0
  libgucharmap6
  libhesiod0
  libicu38
  libisccc50
  libisccfg50
  libiw29
  libjaxp1.3-java-gcj
  libkpathsea4
  liblircclient0
  libltdl3
  liblwres50
  libmagick++10
  libmagick10
  libmalaga7
  libmozjs1d
  libmpfr1ldbl
  libmtp7
  libmysqlclient15off
  libnautilus-burn4
  libneon27
  libnm-glib0
  libnm-util0
  libopal-2.2
  libosp5
  libparted1.8-10
  libpisock9
  libpisync1
  libpoppler-glib3
  libpoppler3
  libpt-1.10.10
  libraw1394-8
  libsdl1.2debian-alsa
  libsensors3
  libsexy2
  libsmbios2
  libsoup2.2-8
  libspeexdsp1
  libssh2-1
  libsuitesparse-3.1.0
  libsvga1
  libswfdec-0.6-90
  libtalloc1
  libtotem-plparser10
  libtrackerclient0
  libvoikko1
  libxalan2-java-gcj
  libxerces2-java-gcj
  libxklavier12
  libxtrap6
  libxxf86misc1
  libzephyr3
  mysql-common
  rhythmbox
  seahorse
  sound-juicer
  swfdec-gnome
  system-config-printer
  totem-common
  totem-gstreamer
  transmission-gtk
  vinagre
  vino
  w3c-dtd-xhtml
  wodim
Installed using aptitude, missing with apt-get
  gstreamer0.10-gnomevfs
Installed using aptitude, removed with apt-get