title: Mammillichnis monstrum isp. nov., a new sea anemone trace fossil from the Carboniferous of the Donets Basin, Ukraine
abstract: A new ichnospecies Mammillichnis monstrum isp. nov. (Domichnia) is described from turbidite sandstone in the upper part of the Mospyne Formation (late Bashkirian, Early Pennsylvanian) of southern Luhansk Oblast, eastern Ukraine. Mammillichnis monstrum isp. nov. is represented by hypichnial, hemispherical, slightly flattened passive fillings of a large burrow; the apex of burrow casts has concentric depression or a small rounded tubercle. Mammillichnis monstrum isp. nov. differs from Mammillichni
journal: Geo&Bio