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General Earth and Planetary Sciences
2
Paleontology
2
Acrotretida
1
Alaska
1
Annan geovetenskap och miljövetenskap
1
Biernatidae
1
Biodiversity
1
Brachiopoda
1
Devonian
1
Emsian
1
Lingulata
1
Novaya Zemlya
1
Other Earth and Related Environmental Sciences
1
Russia
1
Taxonomy
1
Yukon Territory
1
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