Genus Archaeoperisaccus
- Species total:
- 55
- Age range:
- 4100 - 115.67 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Archaeoperisaccus indistinctus | Givetian | Early Frasnian |
|
Archaeoperisaccus xichongensis | Givetian | Givetian |
|
Archaeoperisaccus oviformis | Givetian | Givetian |
|
Archaeoperisaccus rugosus | Givetian | Early Frasnian |
|
Archaeoperisaccus menneri | Givetian | Famennian |
|
Archaeoperisaccus artus | Middle Givetian | Early Frasnian |
|
Archaeoperisaccus sp. Otto.,1996 | Late Givetian | Early Frasnian |
|
Archaeoperisaccus sp.15328 | Frasnian | Frasnian |
|
Archaeoperisaccus microancyra | Frasnian | Frasnian |
|
Archaeoperisaccus echinatus | Frasnian | Late Frasnian |
|
Archaeoperisaccus sp.15325 | Frasnian | Frasnian |
|
Archaeoperisaccus sp.15398 | Frasnian | Frasnian |
|
Archaeoperisaccus regalis | Frasnian | Frasnian |
|
Archaeoperisaccus sp.2 | Frasnian | Frasnian |
|
Archaeoperisaccus type 3 | Frasnian | Frasnian |
|
Archaeoperisaccus signus | Frasnian | Frasnian |
|
Archaeoperisaccus angustus | Frasnian | Frasnian |
|