| Suborder: |
Goniatitina
|
| Superfamily: |
Pericycloidea
|
| Family: |
Pericyclidae
|
| Subfamily: |
Pericyclinae
|
| Genus: |
Pericyclus
|
| Species: | tortuosus |
| Qualifier: | - |
| Author: |
Korn, Bockwinkel, Ebbighausen 2010
|
| Lower Boundary: |
mid.Tournais.--up.Tournaisian [Tn2--Tn3], 353 million years
|
| Upper Boundary: |
Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
|
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