Figure 18 from: Heller K, Ingrisch S, Warchałowska-Śliwa E, Liu C (2017) The genus Ectadia (Orthoptera: Phaneropteridae: Phaneropterinae) in East Asia: description of a new species, comparison of its complex song and duetting behavior with that of E. fulva and notes on the biology of E. fulva. Journal of Orthoptera Research 26: 39-51. https://doi.org/10.3897/jor.26.14548 - Heller, Klaus-Gerhard (2017)