ps -A -ostat,ppid,pid,cmd | grep -e '^[Zz]'
Z     2541  2685 [zeitgeist-datah] <defunct>
Z     5279 14930 [miniserv.pl] <defunct>
Zl    2215 15950 [nautilus] <defunct>
Zl    2215 15972 [nautilus] <defunct>
Zl    2215 15979 [nautilus] <defunct>
Zl    2215 15986 [nautilus] <defunct>
Zl    2215 15994 [nautilus] <defunct>
Zl    2215 16008 [nautilus] <defunct>
Zl    2215 16013 [nautilus] <defunct>
Zl    2215 16019 [nautilus] <defunct>
Zl    2215 16024 [nautilus] <defunct>
Zl    2215 16040 [nautilus] <defunct>
Zl    2215 16048 [nautilus] <defunct>
Zl    2215 16053 [nautilus] <defunct>
Zl    2215 16058 [nautilus] <defunct>
Zl    2215 16063 [nautilus] <defunct>
Zl    2215 16069 [nautilus] <defunct>
Zl    2215 16074 [nautilus] <defunct>
Zl    2215 16082 [nautilus] <defunct>
Zl    2215 16095 [nautilus] <defunct>
Zl    2215 16104 [nautilus] <defunct>
Zl    2215 16110 [nautilus] <defunct>
Zl    2215 16118 [nautilus] <defunct>
Zl    2215 16123 [nautilus] <defunct>
Zl    2215 16128 [nautilus] <defunct>
Zl    2215 16133 [nautilus] <defunct>
Zl    2215 16143 [nautilus] <defunct>
Zl    2215 16148 [nautilus] <defunct>