How to remove HyperV VM?

How to remove HyperV VM?

According to the documentation I should see a remove/delete action in the VM Snapshot page. I do not...
 
How do I remove these "orphaned" machines? They were deleted/removed from the host server.
 
 
Screenshot here
https://skydrive.live.com/?cid=40421afb471988d1&id=40421AFB471988D1%21112&sff=1&authkey=!AJ9jFYwUL_79Nzw
 
Running lastest build of OpMan
Windows Server 2008 HyperV Server
 
Thanks,
Rob