Eiffelithales
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| A brooksii |
C fessus |
C garrisonii |
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| A brooksii |
C fessus |
A octoradiata |
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| A snyderi |
C interruptus |
C oblongata |
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| C synquadriperforatus |
E eximius |
E parallelus |
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| E paragogus |
E eximius |
G pomerolii |
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| P porosa |
R angustus |
R anthophorus |
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| R anthophorus |
R levis |
R sisyphus |
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| R fisheri |
T macleodae |
R sisyphus |
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| V dentata |
V elliptica |
Z biperforatus |
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| Z biperforatus |
Z stenopus |
Z wynnhayii |
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| Z embergeri |
Z stenopus |
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