Archaeohystrichosphaeridium

Genus Archaeohystrichosphaeridium

Species total:
126

Age range:
4100 - 141 MA (obsolete dating)

IRMNG:
find

Name	From	To
Archaeohystrichosphaeridium vologdense	Middle Riphean	Early Cambrian
Archaeohystrichosphaeridium kaladgiense	Late Precambrian	Early Cambrian
Archaeohystrichosphaeridium innominatum	Middle Riphean	Early Cambrian
Archaeohystrichosphaeridium ignotum	Middle Riphean	Early Cambrian
Archaeohystrichosphaeridium dorofeevii	Cambrian	Middle Cambrian
Archaeohystrichosphaeridium coroniforme	Middle Cambrian	Late Cambrian
Archaeohystrichosphaeridium sp. Visw.et al,1979	Late Precambrian	Cambrian
Archaeohystrichosphaeridium pentagonale	Middle Cambrian	Late Cambrian
Archaeohystrichosphaeridium bifurcatum	Middle Cambrian	Late Cambrian
Archaeohystrichosphaeridium subreticulatum	Late Proterozoic	Cambrian
Archaeohystrichosphaeridium porrectum	Middle Cambrian	Late Cambrian
Archaeohystrichosphaeridium truncatum	Late Proterozoic	Cambrian
Archaeohystrichosphaeridium acerosum	Late Precambrian	Cambrian
Archaeohystrichosphaeridium dasyacanthum	Early Cambrian	Late Cambrian
Archaeohystrichosphaeridium girofleum	Middle Cambrian	Late Cambrian
Archaeohystrichosphaeridium simplex	Middle Cambrian	Tremadocian
Archaeohystrichosphaeridium denticulatum	Late Proterozoic	Tremadocian