Hapsidopalla |
Hapsidopalla sannemannii
|
Oklahoma |
Gedinnian |
|
Heliosphaeridium |
Heliosphaeridium dissimilare
|
Poland |
Early Cambrian |
|
Heliosphaeridium |
Heliosphaeridium dissimilare
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Heliosphaeridium |
Heliosphaeridium longum
|
Poland |
Early Cambrian |
|
Heliosphaeridium |
Heliosphaeridium lubomlense
|
Poland |
Early Cambrian |
|
Heliosphaeridium |
Heliosphaeridium lubomlense
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Heliosphaeridium |
Heliosphaeridium notatum
|
Poland |
Early Cambrian |
|
Heliosphaeridium |
Heliosphaeridium notatum
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Heliosphaeridium |
Heliosphaeridium obscurum
|
Poland |
Early Cambrian |
|
Heliosphaeridium |
Heliosphaeridium obscurum
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Heliosphaeridium |
Heliosphaeridium radzynicum
|
Poland |
Early Cambrian |
|
Heliosphaeridium |
Heliosphaeridium radzynicum
|
USSR(Russian Platform) |
Early Cambrian |
|
Helosphaeridium |
Helosphaeridium citrinipeltatum
|
Worldwide |
Llandoverian |
Early Sheinwoodian |
Hoegklintia |
Hoegklintia corallina
|
Sweden(Gotland) |
Wenlockian |
|
Hoegklintia |
Hoegklintia digitata
|
Gondwanaland |
Caradocian |
Ashgillian |
Hoegklintia |
Hoegklintia visbyensis
|
Worldwide |
Llandoverian |
Sheinwoodian |
Horologinella |
Horologinella quadrispina
|
Nd |
Frasnian |
Famennian |