Landcare Research - Manaaki Whenua

Landcare-Research -Manaaki Whenua

Lemon tree borer parasite

Photo by Tom Parsons

Photo by Tom Parsons

Xanthocryptus novozealandicus (Dalla Torre)

Order: Hymenoptera
Family: Ichneumonidae

Size range

  • 10–20 mm long


  • A native insect, widely distributed throughout NZ

Life History

  • Female lays eggs in larvae of lemon tree borer grubs
  • Long ovipositor able to drill through wood
  • Wasp larva develops by feeding within the body of the beetle grub
  • Antennae twitch while searching for grub.

Additional images