OpenNetGuru

The most common filesystem types are:

ext2,ext3,ext4  Standard Linux filesystems
iso9660            Filesystem used on CD-ROMs
proc                  Not a real filesystem, so uses none as the device.
                         Used as a way for the kernel to report  system information to user processes
Sysfs               exports information about devices and drivers from the kernel device model to user space
vfat                The filesystem used by Windows 95
auto                Not a real filesystem type. Used as a way of asking the mount command to probe for various
                       filesystem types, particularly for removable media
ReiserFS         is a general-purpose, journaled computer file system designed and implemented by a team at
                       Namesys led by Hans Reiser     
 XFS               is a journaling filesystem,  developed  by  SGI
JFS                 is  a  journaling  filesystem,  developed  by IBM
tmpfs             is a common name for a temporary file storage facility on many Unix-like operating systems
usbfs              USB Device Filesystem.
nfs (Unix-specific) Networked filesystems include
smbfs (Windows or Samba)