Protohaploxypinus |
Protohaploxypinus rhomboeformis
|
Asia |
Tatarian |
|
Protohaploxypinus |
Protohaploxypinus rhomboeformis
|
USSR(Kazakh SSR) |
Late Permian |
|
Protohaploxypinus |
Protohaploxypinus samoilovichii
|
Canada(British Columbia) |
Scythian |
Anisian |
Protohaploxypinus |
Protohaploxypinus samoilovichii
|
South America |
Artinskian |
|
Protohaploxypinus |
Protohaploxypinus sewardii
|
Antarctica |
Kungurian |
|
Protohaploxypinus |
Protohaploxypinus sewardii
|
South America |
Artinskian |
|
Protohaploxypinus |
Protohaploxypinus sewardii
|
South Africa |
Sakmarian |
Kungurian |
Protohaploxypinus |
Protohaploxypinus sewardii
|
Australia |
Sakmarian |
Tatarian |
Protohaploxypinus |
Protohaploxypinus suchonensis
|
Europe |
Kungurian |
Kazanian |
Protohaploxypinus |
Protohaploxypinus suchonensis
|
USSR(Pre-Urals) |
Early Kazanian |
|
Protohaploxypinus |
Protohaploxypinus tractiferinus
|
Europe |
Kungurian |
Kazanian |
Protohaploxypinus |
Protohaploxypinus tractiferinus
|
USSR(Urals) |
Kazanian |
|
Protohaploxypinus |
Protohaploxypinus volaticus
|
Europe |
Sakmarian |
|
Protohaploxypinus |
Protohaploxypinus volaticus
|
USSR(Kemerovskaya) |
Permian |
|
Protosacculina |
Protosacculina sp.X
sp. nov. |
Canada |
Early Triassic |
|
Protosacculina |
Protosacculina wodehousei
|
North America |
Kungurian |
|
Protosacculina |
Protosacculina wodehousei
|
Canada(Alberta) |
Leonardian |
Guadalupian |