New data on myxomycete diversity of the Republic of Tatarstan (Russia)

A checklist is provided for species of myxomycetes found in the Republic of Tatarstan (Russia), including new records from the Volzhsko-Kamsky Reserve and the outskirts of the city of Kazan. The annotated list includes 85 species found by the authors, of which 77 were recorded in the field (484 specimens) and 17 — from moist chamber cultures (117 specimens). Sixty-seven species were found only in the field, and eight species were obtained only in moist chamber cultures. Sixty-one species of myxomycetes are recorded for the first time in the Republic of Tatarstan. Four rare species — Craterium dictyosporum, Echinostelium paucifilum, Oligonema intermedium, and Stemonaria fuscoides are new for Russia. Twenty-five species known from the literature are also included in the additional list. In total, 110 species of myxomycetes are known from the Republic of Tatarstan.