One of the meanings of the adjective "areo" is overhead.

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Note added at 1 day 53 mins (2005-11-09 11:49:21 GMT)
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Correction: the adjective aereo.
Reference: Webster's New World Italian Dictionary

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Note added at 1 day 1 hr 12 mins (2005-11-09 12:08:13 GMT)
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Have used the search engine Google and have found out that the term "overhead shelves" is written in 196 English websites. Here are 2 examples of its usage:
"built in cupboards and drawers with vanity top and bedside shelves, mirror fronted wardrobes with overhead shelves."
www.primelocation.com/HUSA00670
"There are 4 full sized cupboards & large overhead shelves to provide more than enough storage space for long term guests."
www.holiday_rentals.com/France/ski-apartment-Chamonix/p2184...