Genus Hexasphaera

Species total:
5
Age range:
141 - 54.5 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Hexasphaera sp Late Cretaceous Paleocene
Hexasphaera radiata Late Albian Late Albian
Hexasphaera complex Maastrichtian Maastrichtian
Hexasphaera asymmetrica Early Cretaceous Santonian
Hexasphaera Late Albian Late Albian