Duwal et al., 2014b (key Korean Pilophorini), 2014c (key Korean Hallodapini); Gorczyca, 2004 (key Polish spp.); Pluot-Sigwalt & Matocq, 2006 (female genitalia); Schuh & Menard, 2013 (classification); Wyniger, 2006a (Hallodapini, key Central European spp., male genitalia), 2006b (female genitalia Central European spp.).