New Brachiopods of the Genus Spirifer from the Silurian of Maine

The Correlation of Geological Faunas: A Contribution to Devonian Paleontology

Correlation Papers: Devonian and Carboniferous

On the Fossil Faunas of the Upper Devonian, Along the Meridian of 76 ̊30ʹ, from Tompkins County, N.Y., to Bradford County, Pa

The Fauna of the Chapman Sandstone of Maine: Including Descriptions of Some Related Species from the Moose River Sandstone

Contributions to Devonian Paleontology, 1903