Middle Proterozoic (1.5 Ga) Horodyskia moniliformis Yochelson and Fedonkin, the oldest known tissue-grade colonial eucaryote

@inproceedings{Fedonkin2002MiddleP,
  title={Middle Proterozoic (1.5 Ga) Horodyskia moniliformis Yochelson and Fedonkin, the oldest known tissue-grade colonial eucaryote},
  author={M. Fedonkin and E. Yochelson},
  year={2002}
}
Fedonkin, Mikhail A., and Ellis L. Yochelson. Middle Proterozoic (1.5 Ga) Horodyskia moniliformis Yochelson and Fedonkin, the Oldest Known Tissue-Grade Colonial Eucaryote. Smithsonian Contributions to Paleobiology, number 94, 29 pages, frontispiece, 19 figures, 2002.— "Problematic bedding-plane markings" discovered by the late R.J. Horodyski from the Appekunny Formation in Glacier National Park, Montana, and dated at approximately 1.5 giga-annum (Ga), were never formally named. We are convinced… Expand
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