Suborder:
|
Tornoceratina
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Superfamily:
|
Prionoceratoidea
|
Family:
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Pseudarietitidae
|
Subfamily:
|
Pseudarietitinae
|
Genus:
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Paralytoceras
|
Species:
|
lenticulum |
Qualifier:
|
ss |
Author:
|
Ruan 1981,p.92
|
Lower Boundary:
|
DER Ps. westfalicus--Paragattend. patens, 358 million years
|
Upper Boundary:
|
low.Tournais.--mid.Tournais. [Tn1--Tn2], 357.5 million years
|