Genus Libumella

Species total:
6
Age range:
345 - 230 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Libumella Permian Permian
Libumella girgilla Late Paleozoic Late Paleozoic
Libumella papyriforma Late Paleozoic Late Paleozoic
Libumella ruguhtera Nd Nd
Libumella rugulifera Serpukhovian Permian
Libumella sp Permian Tatarian