The MoinMoin wiki engine has a UI element I would like to add to my web application. It looks very similar to breadcrumbs, but it behaves in a different way. According to UI Patterns,
Breadcrumbs show the user where he is now in relation to the site’s hierarchy
However, in MoinMoin the element shows you the last five pages you have visited, regardless of the hierarchy. So something like this

download bmml source – Wireframes created with Balsamiq Mockups
When you open Page 6, it will change to

My question is:
- Is there a common name for this kind of element?
- Are there any guidelines / best practices about whether to use it or how?