Horseshoe crab trace fossils Arborichnus Romano et Meléndez, 1985 from the Bashkirian (Carboniferous) of the Donets Basin, Ukraine Vitaly Dernov 2023 | volume 79 | issue 1 | pages 9–25 PDF
Late Bashkirian ammonoids from the Mospyne Formation of the Donets Basin, Ukraine Vitaly Dernov 2022 | volume 78 | issue 2 | pages 489–512 PDF
