Pop window shows up with a list of existing entries.  

Click the name to be deleted then triangle record selector mark will move to the raw.  

Click the same line by right button of your mouse and select delete or cut.  (or press delete button)

You may be prompted by Access to make sure the deletion.  

Press OK will delete the entry.  

To refresh the window, select [release sort/filter] or [sort] by right button of mouse.

You can sort the list in ascending or descending order by right button too.

Close the window.