Suborder:
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Tornoceratina
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Superfamily:
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Prionoceratoidea
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Family:
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Gattendorfiidae
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Genus:
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Gattendorfia
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Species:
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debouaaensis |
Qualifier:
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ss |
Author:
|
Bockwinkel & Ebbighausen 2006,p.115
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Lower Boundary:
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DER Ps. westfalicus--Paragattend. patens, 358 million years
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Upper Boundary:
|
low.Tournais.--mid.Tournais. [Tn1--Tn2], 357.5 million years
|