zeroth@eocserver ~/test $ mkdir t
zeroth@eocserver ~/test $ touch t/a
zeroth@eocserver ~/test $ chmod a-x t
zeroth@eocserver ~/test $ ls -l
total 4
drw-r--r-- 2 zeroth zeroth 4096 Apr  8 21:03 t
zeroth@eocserver ~/test $ ls -la t
ls: cannot access t/.: Permission denied
ls: cannot access t/..: Permission denied
ls: cannot access t/a: Permission denied
total 0
d????????? ? ? ? ?            ? .
d????????? ? ? ? ?            ? ..
-????????? ? ? ? ?            ? a
zeroth@eocserver ~/test $