Suborder:
|
Prolecanitina
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Superfamily:
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Prolecanitoidea
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Family:
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Prolecanitidae
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Subfamily:
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Prolecanitinae |
Qualifier:
|
fs |
Author:
|
Hyatt 1884,p.331
|
Lower Boundary:
|
Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
|
Upper Boundary:
|
RUS Nm1c2--Nm2a1, Homoc.-Hudsonoc.GZ, 318.1 million years
|