Hystrichosphaeridium |
Hystrichosphaeridium cognitum
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium corollatum
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium hippocrepicum
|
Poland |
Arenigian |
|
Hystrichosphaeridium |
Hystrichosphaeridium hirsutoides
|
Poland |
Arenigian |
|
Hystrichosphaeridium |
Hystrichosphaeridium hirsutoides
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium inconspicuum
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium longispinosum
|
Poland |
Arenigian |
|
Hystrichosphaeridium |
Hystrichosphaeridium longispinosum
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium nudatum
|
Poland |
Arenigian |
|
Hystrichosphaeridium |
Hystrichosphaeridium ordovicum
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium pateum
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium rjabininii
|
Poland |
Arenigian |
|
Hystrichosphaeridium |
Hystrichosphaeridium spiculare
sp. nov. |
Poland |
Arenigian |
|
Hystrichosphaeridium |
Hystrichosphaeridium spiculare
sp. nov. |
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium spinescens
|
Poland |
Arenigian |
|
Hystrichosphaeridium |
Hystrichosphaeridium spinescens
|
Poland |
Caradocian |
|
Hystrichosphaeridium |
Hystrichosphaeridium trispiculare
sp. nov. |
Poland |
Arenigian |
|