Hystrichosphaeridium

Genus Hystrichosphaeridium

Species total:
513

Age range:
4100 - 0 MA (obsolete dating)

IRMNG:
find

Name	From	To
Hystrichosphaeridium peritropum	Arenigian	Arenigian
Hystrichosphaeridium ellipticum	Middle Eocene	Middle Eocene
Hystrichosphaeridium form a	Early Cenomanian	Early Cenomanian
Hystrichosphaeridium membranaceum	Late Cretaceous	Late Cretaceous
Hystrichosphaeridium saalfeldiensis	Nd	Nd
Hystrichosphaeridium authoforum	Early Ordovician	Early Ordovician
Hystrichosphaeridium brevitrispinosum	Late Devonian	Late Devonian
Hystrichosphaeridium spiculatum	Cenomanian	Cenomanian
Hystrichosphaeridium shimizui	Middle Miocene	Middle Miocene
Hystrichosphaeridium pilosum	Oxfordian	Oxfordian
Hystrichosphaeridium sp.B Drug.,1967	Danian	Danian
Hystrichosphaeridium classicum	Devonian	Devonian
Hystrichosphaeridium alloiteauii	Caradocian	Caradocian
Hystrichosphaeridium spiralisetum	Late Cretaceous	Late Cretaceous
Hystrichosphaeridium bipartibilum	Llandeilian	Llandeilian
Hystrichosphaeridium sp.1 Zait.& Cros.,1970	Early Santonian	Early Santonian
Hystrichosphaeridium sp.C Drug.,1967	Danian	Danian