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J. G. Johnson

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Paleozoic sequence stratigraphy, biostratigraphy, and biogeography
Wenlockian and Ludlovian Age Brachiopods from the Roberts Mountains Formation of Central Nevada
Pridolian and Early Gedinnian Age Brachiopods from the Roberts Mountains Formation of Central Nevada By J. G. Johnson, A. J. Boucot, and M. A. Murphy
Great Basin Lower Devonian Brachiopoda