Mesostoinae
The Mesostoinae is a subfamily of braconid wasps with a Gondwanan distribution. The members of this family display sexual dimorphism, males are brachypterous, which means that they have reduced, non-functional wings.
Biology
The Mesostoini and Hydrangeocolini include primary gall formers on Banksia and parasites of the gall-forming Cecidomyiidae. The Avgini include parasitoids of leaf-mining and leaf-rolling Lepidoptera.Genera
This subfamily contains the following thirteen genera:Avgini (Austrohormiini)
ApoavgaAustrohormiusCanberriaDoryctomorphaHormiitisNeptihormius- ''Proavga''
Hydrangeocolini
Aspilodemon- ''Hydrangeocola''
Mesostoini
AndesipolisOpiopterusMesostoa- ''Praonopterus''