Zdobnova Elena Nikolaevna RussiaVolgogradLLC "LUKIOL-VolgogradNIPImorneft", Volgograd, Lenin Ave. 96senior researcherCandidate of Geologo-Mineralogical Sciencesvolgapalyn@bk.ru Author's articles Alga Tasmanites Newton, 1875 in Lower Permian Sediments within the Western Part of the Pre Caspian Depression and their Role in Stratigraphy and Geology Oil and Gas