Hystrichosphaeridium

Genus Hystrichosphaeridium

Species total:
513

Age range:
4100 - 0 MA (obsolete dating)

IRMNG:
find

Name	From	To
Hystrichosphaeridium bimarginatum	Ordovician	Middle Ordovician
Hystrichosphaeridium peritropum	Arenigian	Arenigian
Hystrichosphaeridium viticulosum	Middle Ordovician	Middle Ordovician
Hystrichosphaeridium maslovii	Middle Ordovician	Middle Ordovician
Hystrichosphaeridium sibiricum	Middle Ordovician	Late Ordovician
Hystrichosphaeridium tshunense	Middle Ordovician	Middle Ordovician
Hystrichosphaeridium anthophorum	Middle Ordovician	Albian
Hystrichosphaeridium eisenackianum	Middle Ordovician	Middle Ordovician
Hystrichosphaeridium brevifurcatum	Llanvirnian	Early Homerian
Hystrichosphaeridium corniformis	Llandeilian	Llandeilian
Hystrichosphaeridium sectum	Llandeilian	Llandeilian
Hystrichosphaeridium ocuminatum	Llandeilian	Llandeilian
Hystrichosphaeridium lucidum	Llandeilian	Llandeilian
Hystrichosphaeridium reticulatum	Llandeilian	Llandeilian
Hystrichosphaeridium scabridum	Llandeilian	Llandeilian
Hystrichosphaeridium bipartibilum	Llandeilian	Llandeilian
Hystrichosphaeridium molodovense	Late Ordovician	Late Ordovician