Ubaidillah, R., Yamaguchi, G. and Kojima, J.-I. 2009. A new Arthula Cameron (Ichneumonidae, Cryptinae) parasitoid of Ropalidia plebeiana Richards (Vespidae) and host of Amoturoides breviscapus Girault (Torymidae) (Hymenoptera). Zootaxa. 2274, 1 (Oct. 2009), 45–50. DOI:https://doi.org/10.11646/zootaxa.2274.1.2.