Comment # 4 on bug 979566 from jaakov jaakov

user@host:~>  xlsfonts | grep
misc-fixed-medium-r-normal-*-18-120-100-100-c-90-iso10646-1
-misc-fixed-medium-r-normal--18-120-100-100-c-90-iso10646-1
user@host:~> xfd -fn
-misc-fixed-medium-r-normal--18-120-100-100-c-90-iso10646-1
If 'xfd' is not a typo you can use command-not-found to lookup the package that
contains it, like this:
    cnf xfd
user@host:~> cnf xfd
xfd: Kommando nicht gefunden

(Which says that the command is not found.)