†informal Pseudofossil

Sister taxa: none

Subtaxa: Batrachoides Eozoon Eozoon canadense Horodyskia Horodyskia moniliformis Isuasphaera Isuasphaera isua Micropalaeosoma Micropalaeosoma balticus Neoguadalupia oregonensis Thelyphonus hadleyi Tineites crystalli Tragos binneyi Velia cornuta Verruca withersi

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Distribution:

• Quaternary of the Russian Federation (1 collection), United States (1: Oregon)

• Miocene of United States (1: California)

• Eocene of the Russian Federation (1)

• Cretaceous of Colombia (1)

• Jurassic of Germany (1), United States (2: Massachusetts)

• Permian of the United Kingdom (1)

• Ediacaran of China (2)

• Calymmian of United States (3: Montana)

• Paleoarchean of Australia (1)

• Eoarchean of Greenland (2)

Total: 17 collections including 25 occurrences

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