The new megasecopteran family Rasnahymenidae fam. nov. (Insecta: Megasecoptera) from the Upper Permian Isady locality of Vologda Region, Russia
A new megasecopteran genus and species Rasnahymen arakelyani gen. et sp. nov. is described on the basis of a whole wing in good preservation from the Upper Permian (the Poldarsa Formation, Severodvinian Stage) locality of Isady, Vologda Region, Russia. For the new genus, a new family Rasnahymenidae fam. nov. is establi...