2 Specimen Results

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Phylum

Order

Astrapidiformes (1)

Class

Pteraspidomorpha (1)

Family

Archeognathidae (1)

Astraspididae (1)

Genus

Archeognathus (1)

Individual/Organization

Zakrzewski, R.J. (1)

Bonner, O.W. (2)

Klapper, G. (1)

Period

Formation

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United States of America (2)

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