The Collaborative International Dictionary of English v.0.48:

Voluted \Vo*lut"ed\, a.
   Having a volute, or spiral scroll.
   [1913 Webster]

WordNet (r) 3.0 (2006):

voluted
    adj 1: in the shape of a coil [syn: coiling, helical,
           spiral, spiraling, volute, voluted, whorled,
           turbinate]