Hystrichosphaeridium

Genus Hystrichosphaeridium

Species total:
513

Age range:
4100 - 0 MA (obsolete dating)

IRMNG:
find

Name	From	To
Hystrichosphaeridium sp.E Salu.et al,1969	Early Eocene	Early Eocene
Hystrichosphaeridium sp.A Salu.et al,1969	Early Eocene	Early Eocene
Hystrichosphaeridium lacunosum	Jurassic	Jurassic
Hystrichosphaeridium pateum	Middle Cambrian	Middle Cambrian
Hystrichosphaeridium sp.A Volk.& Quat.,1981	Callovian	Callovian
Hystrichosphaeridium rhopalophorum	Cretaceous	Cretaceous
Hystrichosphaeridium globosum	Nd	Nd
Hystrichosphaeridium plicatum	Middle Oligocene	Middle Oligocene
Hystrichosphaeridium xipheum	Oligocene	Oligocene
Hystrichosphaeridium inconspicuum	Ordovician	Ordovician
Hystrichosphaeridium longofilum	Middle Oligocene	Middle Oligocene
Hystrichosphaeridium patriarchum	Silurian	Silurian
Hystrichosphaeridium quadriradiatum	Early Ordovician	Early Ordovician
Hystrichosphaeridium tenuitubatum	Early Maastrichtian	Early Maastrichtian
Hystrichosphaeridium multicornutum	Cenomanian	Cenomanian
Hystrichosphaeridium sp.B Rawa.,1966	Late Jurassic	Late Jurassic
Hystrichosphaeridium sp.F	Late Aptian	Late Aptian