| Megascolia procer | |
|---|---|
| Megascolia procer. Male. ex coll. Felix Stumpe | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Scoliidae |
| Genus: |
Megascolia Betrem 1928 |
| Species: | M. procer |
| Binomial name | |
|
Megascolia procer (Illiger, 1908) |
|
Megascolia procer (the Giant Scoliid Wasp) is a solitary wasp in the family Scoliidae. Found in the Indonesian islands of Sumatra and Java, it is one of the largest wasps in the world, with a wingspan of 11.5 cm.
There are subspecies in Sumatra and Java.
The species is a parasitoid of the scarabeid Atlas beetle Chalcosoma atlas; its venom has a paralytic effect.
The wings of this large tropical wasp are structurally coloured, making them iridescent. The wing is made of chitin, made dark with melanin, covered with a transparent overlayer 286 nm thick that acts as an interference thin film.