Archaeoperisaccus |
Archaeoperisaccus artus
sp. nov. |
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus regalis
sp. nov. |
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus signus
sp. nov. |
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus oblongus
|
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus opiparus
|
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus scabratus
|
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus verrucosus
|
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus timanicus
|
Canada(NWT,Mackenzie) |
Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus carbonicus
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus carbonicus
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus completus
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus macromirandus
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus microancyra
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus oviformis
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus xichongensis
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus angustus
|
Nd |
Nd |
|
Archaeoperisaccus |
Archaeoperisaccus balticus
|
Nd |
Nd |
|