Genus Porusphaera

Species total:
11
Age range:
117 - 1.8 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Porusphaera Paleogene Pliocene
Porusphaera bellatula Middle Eocene Late Oligocene
Porusphaera erenensis Barremian Aptian
Porusphaera foveolata Late Cretaceous Early Eocene
Porusphaera neimonggolensis Late Paleocene Eocene
Porusphaera pylophora Barremian Aptian
Porusphaera sp Middle Eocene Oligocene
Porusphaera sp. Lang et al,1999 Barremian Aptian
Porusphaera sp. Zhu et al,1985 Late Eocene Oligocene
Porusphaera sp.1 Early Oligocene Middle Oligocene
Porusphaera sp.2 Early Oligocene Middle Oligocene