Archaeohystrichosphaeridium

Genus Archaeohystrichosphaeridium

Species total:
126

Age range:
4100 - 141 MA (obsolete dating)

IRMNG:
find

Name	From	To
Archaeohystrichosphaeridium imperfectum	Late Cambrian	Wenlockian
Archaeohystrichosphaeridium protensum	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium sp. Salu.et al,1971	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium extremum	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium quadrinatum	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium quadridentatum	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium triplicatum	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium minimum	Late Cambrian	Late Jurassic
Archaeohystrichosphaeridium papillatum	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium divaricans	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium diadromum	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium dentatum	Late Cambrian	Ashgillian
Archaeohystrichosphaeridium mickwitzii	Late Cambrian	Late Cambrian
Archaeohystrichosphaeridium czarnockii	Ordovician	Caradocian
Archaeohystrichosphaeridium sp.A	Tremadocian	Early Arenigian
Archaeohystrichosphaeridium eisenacki	Early Ordovician	Early Ordovician
Archaeohystrichosphaeridium setigerfurcatum	Early Ordovician	Early Llandeilian