1. Baikal Museum of Irkutsk Scientific Center, Siberian Branch of Russian Academy of Science, Listvyanka, Irkutsk 664520, Russia
2. Irkutsk State Medical University, 3, Krasnogo Vosstania Street, Irkutsk 664003, Russia
3. Irkutsk State University, 1 Karl Marx Street, Irkutsk 664003, Russia