scutate

/ˈskjuːteɪt/
adjective
  1. Having a shield-like shape or structure; covered with shield-shaped scales or plates.
    • Some beetles have a scutate pattern on their backs that resembles armor.
    • The scutate leaves of the plant help protect it from harsh sunlight.
    • The fossil showed a scutate shell, indicating it was a type of ancient turtle.