Here you can see all available web templates which will be displayed in New site wizard -> Use website template dialog. Please notice also, that there must be the unzipped site export package in the corresponding folder.

 

You can edit/delete items in the list and also create a new web template using the "New web template" button. After clicking the icon in the header of the Actions column, a context menu is displayed, offering options for export of listed data to various types of files.