The Mesostoini and Hydrangeocolini include primary gall formers on Banksia[2] and parasites of the gall-forming Cecidomyiidae. The Avgini include parasitoids of leaf-mining and leaf-rolling Lepidoptera.[1]
Genera
This subfamily contains the following thirteen genera:[1]
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Shimbori, Eduardo Mitio; Souza-Gessner, Carolina DA Silva Souza; Penteado-Dias, Angelica Maria; Shaw, Scott Richard (2017). "A revision of the genus Andesipolis (Hymenoptera: Braconidae: Mesostoinae) and redefinition of the subfamily Mesostoinae". Zootaxa. 4216 (2). doi:10.11646/zootaxa.4216.2.1.
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Austin, A.D.; Dangerfield, P.C. (1998). "Biology of Mesostoa kerri Austin and Wharton (Insecta: Hymenoptera: Braconidae: Mesostoinae), an endemic Australian wasp that causes stem galls on Banksia marginata". Australian Journal of Botany. 46 (3): 559–569. doi:10.1071/BT97042.