On December 31, 2025, it was 120 years since the birth of professor A. A. Chiguryaeva (1905–1987), a Doctor of Biological Sciences and Professor – a renowned scientist who made signifi cant contributions to the development of Palaeopalynology in Russia. From 1961, A. A. Chiguryaeva headed the Department of Plant Morphology and Systematics at Saratov State University and also established and led a Palynological Laboratory. Her primary scientifi c focus was on the study of fl ora and vegetation in the Southeast of the European part of the USSR.