TY JOUR TI AULACOSEIRA PUSILLA (BACILLARIOPHYTA) – NEW SPECIES FOR THE FLORA OF THE VOLGA RESERVOIRS KW Volga reservoirs KW Bacillariophyta KW Aulacoseira subarctica KW A. pusilla KW моrphology KW electron microscopy JO Transactions of Papanin Institute for Biology of Inland Waters RAS AU Genkal, S.I. PY 2021 IS 0 PB Papanin Institute for Biology of Inland Waters Russian Academy of Sciences