Genus Cleistosphaeridium

Species total:
135
Age range:
230 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Cleistosphaeridium minutireticulatum Early Maestrichtian Early Maestrichtian
Cleistosphaeridium reticuloidium Oligocene Oligocene
Cleistosphaeridium uncinispinosum Ypresian Ypresian
Cleistosphaeridium polyozum Nd Nd
Cleistosphaeridium paucifurcatum Paleocene Paleocene
Cleistosphaeridium palmatum Early Cretaceous Early Cretaceous
Cleistosphaeridium sp. Batt.,1982 Hauterivian Hauterivian
Cleistosphaeridium regulatum Middle Oligocene Middle Oligocene
Cleistosphaeridium sphericum Late Jurassic Late Jurassic
Cleistosphaeridium chems Hauterivian Hauterivian
Cleistosphaeridium sp.A Lond.,1990 Hauterivian Hauterivian
Cleistosphaeridium fungosum Early Barremian Early Barremian
Cleistosphaeridium tianshanense Early Eocene Early Eocene
Cleistosphaeridium pilosum Late Jurassic Late Jurassic
Cleistosphaeridium sp. Feli.& Burb.,1973 Maastrichtian Maastrichtian
Cleistosphaeridium tenuifilum Paleocene Paleocene
Cleistosphaeridium sp. Gedl,1995 Middle Eocene Middle Eocene