Suborder:
|
Paraceltitina
|
Superfamily:
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Xenodiscoidea
|
Family:
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Dzhulfitidae
|
Genus:
|
Paratirolites?
|
Species:
|
sp. |
Qualifier:
|
in |
Author:
|
div. authors
|
Lower Boundary:
|
Anderssonoceras/Prototoceras base, 260.4 million years
|
Upper Boundary:
|
Araxoc./Konglingites--Sanyangites, 256 million years
|