Protoleiosphaeridium |
Protoleiosphaeridium minimum
|
Nd |
Sinian |
|
Protoleiosphaeridium |
Protoleiosphaeridium minor
|
Nd |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium minutum
|
Nd |
Late Devonian |
|
Protoleiosphaeridium |
Protoleiosphaeridium mycterum
|
Nd |
Nd |
|
Protoleiosphaeridium |
Protoleiosphaeridium nervatum
|
Nd |
Late Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium orbiculatum
|
Nd |
Late Devonian |
|
Protoleiosphaeridium |
Protoleiosphaeridium papillatum
|
Nd |
Late Devonian |
|
Protoleiosphaeridium |
Protoleiosphaeridium parvigranulosum
|
Nd |
Late Devonian |
|
Protoleiosphaeridium |
Protoleiosphaeridium parvulum
|
Nd |
Early Cambrian |
|
Protoleiosphaeridium |
Protoleiosphaeridium patelliforme
|
USSR(Ukrainian SSR) |
Sinian |
|
Protoleiosphaeridium |
Protoleiosphaeridium perfoliatum
|
Nd |
Late Gothlandian |
|
Protoleiosphaeridium |
Protoleiosphaeridium petaliferum
|
Spain |
Middle Cambrian |
Late Cambrian |
Protoleiosphaeridium |
Protoleiosphaeridium pristinum
|
Nd |
Cambrian |
|
Protoleiosphaeridium |
Protoleiosphaeridium problematicum
|
Nd |
Nd |
|
Protoleiosphaeridium |
Protoleiosphaeridium prolixum
|
Nd |
Nd |
|
Protoleiosphaeridium |
Protoleiosphaeridium punctatum
|
India(Karnataka) |
Middle Riphean |
Early Cambrian |
Protoleiosphaeridium |
Protoleiosphaeridium racemulum
|
Nd |
Sinian |
|