Shen, Z.-H.; Yin, Z.-X.; Lee, M.; Liu, Y.-J.; HE, Z.-Q.; Wang, Z.-F.; Wang, T.-X. (2021). Ptosoproctus gen. nov., a new genus with two new species of Shield-back Katydid, with the first record of genus Eulithoxenus Bey-Bienko, 1951 from China (Orthoptera: Tettigoniidae: Tettigoniinae: Drymadusini). Zootaxa. 5067(4): 548-568.
Ptosoproctus gen. nov., a new genus with two new species of Shield-back Katydid, with the first record of genus Eulithoxenus Bey-Bienko, 1951 from China (Orthoptera: Tettigoniidae: Tettigoniinae: Drymadusini)