Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium
|
USSR(Russian Platform) |
Ordovician |
|
Archaeoperisaccus |
Archaeoperisaccus
|
Nd |
Frasnian |
|
Archaeosacculina |
Archaeosacculina baltica
|
Scotland |
Early Cambrian |
|
Archaeosacculina |
Archaeosacculina sp
|
USSR(European) |
Late Riphean |
|
Archaeosacculina |
Archaeosacculina sp
|
USSR(Siberia) |
Late Riphean |
|
Archaeosacculina |
Archaeosacculina sp
|
USSR(Urals) |
Late Riphean |
|
Archaeosacculina |
Archaeosacculina sp.1
sp. nov. |
Scotland |
Early Cambrian |
|
Archaeotriletes |
Archaeotriletes
|
Nd |
Givetian |
Famennian |
Archaeotriletes |
Archaeotriletes sp
|
USSR |
Eifelian |
|
Archaeotriletes |
Archaeotriletes sp
|
Australia |
Devonian |
|
Archaeozonotriletes |
Archaeozonotriletes
|
Nd |
Emsian |
Famennian |
Archaeozonotriletes |
Archaeozonotriletes chulus
|
Africa |
Ludlovian |
Downtonian |
Archaeozonotriletes |
Archaeozonotriletes chulus
|
Canada |
Gedinnian |
Siegenian |
Archaeozonotriletes |
Archaeozonotriletes chulus
|
Scotland |
Emsian |
|
Archaeozonotriletes |
Archaeozonotriletes chulus
|
England |
Wenlockian |
Siegenian |
Archaeozonotriletes |
Archaeozonotriletes chulus
|
Wales |
Wenlockian |
Siegenian |
Arecipites |
Arecipites tranquillus
|
Turkey |
Lattorfian |
Aquitanian |