Widespread distribution. Southeast Asia, Papua New Guinea, Solomon Islands. On coconut, oil palm, betel nuts; also, banana, sugarcane, wild palms. Important on palms <5-years-old, in newly cleared forests; less when logs rot away.
Eggs, large (5 x 3 mm) white, laid near rotting logs and other debris; larvae C-shaped up to 10 cm; adults black (4-6 mm long), horned; strong flyers.
Cultural control: replant coconuts in old plantations; remove/destroy breeding sites, e.g., large logs; use ground legumes, e.g., Pueraria or Mucuna; use fast growing varieties, e.g., Gazelle Tall in Papua New Guinea.
Chemical control: trap with pheromone (both sexes).