A New Species of the Genus Takemuraella (Radiolaria) from the Upper Jurassic of Western Siberia and the Yamal Peninsula

A new species of the genus Takemuraella (Radiolaria)–T. favosifluida sp. nov. has been described from deposits of the Upper Jurassic Bazhenov Formation based on materials from the Sredne-Balykskaya Borehole in Western Siberia (Parvicingula jonesi–P. excelsa Zone). The new species was also found in the South Tambeyskaya Borehole in the Russian Arctic, in the Upper Jurassic Parvicingula antoshkinae–P. blowi radiolarian Zone.