coleopterous

from The Collaborative International Dictionary of English v.0.48

Coleopteral \Co`le*op"ter*al\, Coleopterous \Co`le*op"ter*ous\a.
   [Gr. ?.] (Zool.)
   Having wings covered with a case or sheath; belonging to the
   Coleoptera.
   [1913 Webster]