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Genus Archaeohystrichosphaeridium

Species total:
126
Age range:
4100 - 141 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Archaeohystrichosphaeridium dentatum Late Cambrian Ashgillian
Archaeohystrichosphaeridium panderi Late Proterozoic Early Gothlandian
Archaeohystrichosphaeridium sp Precambriam Wenlockian
Archaeohystrichosphaeridium imperfectum Late Cambrian Wenlockian
Archaeohystrichosphaeridium pentagonum Middle Cambrian Silurian
Archaeohystrichosphaeridium acanthaceum Early Cambrian Gedinnian
Archaeohystrichosphaeridium zalesskyi Late Precambrian Middle Emsian
Archaeohystrichosphaeridium cellulare Precambriam Middle Eifelian
Archaeohystrichosphaeridium deflandrei Emsian Strunian
Archaeohystrichosphaeridium cinctum Tremadocian Early Permian
Archaeohystrichosphaeridium Precambriam Paleozoic
Archaeohystrichosphaeridium minimum Late Cambrian Late Jurassic
Archaeohystrichosphaeridium sp.2 Cambrian Cambrian
Archaeohystrichosphaeridium kudrjawzevii Late Cambrian Late Cambrian
Archaeohystrichosphaeridium accomodatum Middle Cambrian Middle Cambrian
Archaeohystrichosphaeridium peculare Late Cambrian Late Cambrian
Archaeohystrichosphaeridium striatum Middle Cambrian Middle Cambrian