Mazanaeva Lyudmila F. RussiaMakhachkalaDagestan State University, 4 Batyryaya Str., Makhachkala 367000, Russiamazanaev@mail.ru Author's articles International Conference on Herpetological Biodiversity and Conservation in Eurasian Countries & 2021 Annual Academic Conference of Chinese Herpetological Society (China, Chengdu, 2–5 November 2021)