Glyptemys insculpta

from The Collaborative International Dictionary of English v.0.48

Sculpture \Sculp"ture\ (?; 135), v. t. [imp. & p. p.
   {Sculptured}; p. pr. & vb. n. {Sculpturing}.]
   To form with the chisel on, in, or from, wood, stone, or
   metal; to carve; to engrave.
   [1913 Webster]

   {Sculptured tortoise} (Zool.), a common North American wood
      tortoise ({Glyptemys insculpta}). The shell is marked with
      strong grooving and ridges which resemble sculptured
      figures.
      [1913 Webster]