Biostratigraphy of the Type Yamhill Formation, Polk County, Oregon
One hundred and seventy-four species and varieties of fossil Foraminifera are recorded from thirty-eight localities in the Siletz River Volcanics, Yamhill and Nestucca Formations exposed along Mill and Gooseneck Creeks, in the Northern Coast Range of Oregon. Marginulina holmesi is described as new....
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| Format: | Others |
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PDXScholar
1974
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| Online Access: | https://pdxscholar.library.pdx.edu/open_access_etds/2035 https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=3035&context=open_access_etds |