Diabrotica vittata species; pupa from bottom.
Diabrotica vittata species; pupa from top.
Lema trilineata species; a, larva; d, eggs.
Elm-leaf beetle, Galeruca xanthomelaena; a, egg patches on leaves; b, larva feeding; c, adult feeding.
Elm-leaf beetle, Galeruca xanthomelaena; egg mass.
Elm-leaf beetle, Galeruca xanthomelaena; surface of the egg.
Elm-leaf beetle, Galeruca xanthomelaena; larva.
Elm-leaf beetle, Galeruca xanthomelaena; detail of larva.
Elm-leaf beetle, Galeruca xanthomelaena; detail of larva.
Elm-leaf beetle, Galeruca xanthomelaena; pupa.
Elm-leaf beetle, Galeruca xanthomelaena; beetle.
Elm-leaf beetle, Galeruca xanthomelaena; surface of elytra.
Clover-leaf beetle, Phytonomus punctatus species; b, larva feeding; i, beetle.
Clover-leaf beetle, Phytonomus punctatus species; very young larva.
Clover-leaf beetle, Phytonomus punctatus species; cocoon.
Clover-leaf beetle, Phytonomus punctatus species; net-like character of cocoon.