The ceiling is supported by eight large cyma reversa brackets, all in the Italian manner.
From the en.wikipedia.org
Cyma Zarghami, Nickelodeon's president, said some parents take their children to Disney theme parks out of nostalgia for family vacations of their youth.
From the washingtonpost.com
The Corinthian order adds a far more ornate frieze, divided, from bottom to top, into the cyma reversa, the dentils, the ovulo, the modillions, the fascia, and the cyma recta.
From the en.wikipedia.org
More examples
(architecture) a molding for a cornice; in profile it is shaped like an S (partly concave and partly convex)
A type of moulding that is wavelike in form
A distinctive 'S' shaped double curve, commonly found on chair arms