Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium panderi
|
USSR(Pre-Baltic) |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium papillatum
|
Nd |
Late Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium papillosum
|
USSR(Pre-Baltic) |
Late Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium paradoxum
|
China(SW.China) |
Sinian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium parvum
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium parvum
|
Nd |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium patentissimum
|
Nd |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium peculare
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium pellicidum
|
Nd |
Early Ordovician |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium pentagonale
|
Nd |
Middle Cambrian |
Late Cambrian |
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium pentagonum
|
USSR(Pre-Baltic) |
Late Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium porrectum
|
Nd |
Middle Cambrian |
Late Cambrian |
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium protensum
|
Nd |
Late Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium punctorium
|
Nd |
Late Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium pungens
|
USSR(Pre-Baltic) |
Middle Cambrian |
Late Cambrian |
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium quadricorne
|
Nd |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium quadridentatum
|
Nd |
Late Cambrian |
|