Dall, W. H. (1909). Contributions to the Tertiary Palaeontology of the Pacific coast. The Miocene of Astoria and Coos Bay, Oregon. Professional Papers, United States Geological Survey. 59: 1-278.
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Dall, W. H.
1909
Contributions to the Tertiary Palaeontology of the Pacific coast. The Miocene of Astoria and Coos Bay, Oregon
Professional Papers, United States Geological Survey