Gorochov, A. V. (2021). The oldest representative of the superfamily Hagloidea (Orthoptera) from the Upper Permian of Russia, with remarks on katydid-like forms from the Paleozoic. Paleontological Journal. 55(5): 552-558.
The oldest representative of the superfamily Hagloidea (Orthoptera) from the Upper Permian of Russia, with remarks on katydid-like forms from the Paleozoic