Kukushkin O. V. RussiaTheodosiaT. I. Vyazemski Karadag Scientific Station - Nature Reserve of Russian Academy of Sciences, 24 Nauki Str., Stm. Kurortnoe, Theodosia 298188, Russiavipera_kuk@ukr.net Author's articles PRELIMINARY DATA ON THE MOLECULAR GENETIC STRUCTURE OF PELOPHYLAX RIDIBUNDUS (AMPHIBIA: ANURA: RANIDAE) FROM THE SOUTHERN PART OF THE CRIMEAN PENINSULA, BASED ON MITOCHONDRIAL AND NUCLEAR DNA ANALYSIS