Date: 2008-06-09 10:19:50

Mikhail A. Fedonkin

James Willard Schultz

Apikuni Mountain

Smithsonian Institution

Montana

Biology

Geography of the United States

Glacier National Park

Appekunny Formation

Trace fossil

Middle Proterozoic (1.5 Ga) Fedonkin, the Oldest Known Tissue-Grade Colonial Eucaryote

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