Genus Polyporina

Species total:
22
Age range:
167 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Polyporina excavatus Oligocene Miocene
Polyporina cribraria Late Cretaceous Late Cretaceous
Polyporina chenopodiaceoides Oligocene Recent
Polyporina bipatterna Eocene Pleistocene
Polyporina Teratan Pleistocene