scutate

from The Collaborative International Dictionary of English v.0.48

Scutate \Scu"tate\, a. [L. scutatus armed with a shield, from
   scutum a shield.]
   1. Buckler-shaped; round or nearly round.
      [1913 Webster]

   2. (Zool.) Protected or covered by bony or horny plates, or
      large scales.
      [1913 Webster]