The Collaborative International Dictionary of English v.0.48:

Painted \Paint"ed\, a.
   1. Covered or adorned with paint; portrayed in colors.
      [1913 Webster]

            As idle as a painted ship
            Upon a painted ocean.                 --Coleridge.
      [1913 Webster]

   2. (Nat. Hist.) Marked with bright colors; as, the painted
      turtle; painted bunting.
      [1913 Webster]

   Painted beauty (Zool.), a handsome American butterfly
      (Vanessa Huntera), having a variety of bright colors,

   Painted cup (Bot.), any plant of an American genus of herbs
      (Castilleia) in which the bracts are usually
      bright-colored and more showy than the flowers.
      Castilleia coccinea has brilliantly scarlet bracts, and
      is common in meadows.

   Painted finch. See Nonpareil.

   Painted lady (Zool.), a bright-colored butterfly. See
      Thistle butterfly.

   Painted turtle (Zool.), a common American freshwater
      tortoise (Chrysemys picta), having bright red and yellow
      markings beneath.
      [1913 Webster]

WordNet (r) 3.0 (2006):

Chrysemys picta
    n 1: freshwater turtles having bright yellow and red markings;
         common in the eastern United States [syn: painted turtle,
         painted terrapin, painted tortoise, Chrysemys picta]