New species and a new genus of American Palaeozoic fishes, together with notes on the genera Oracanthus, Dactylodus, Polyrhizodus, Sandalodus, Deltodus. Transactions of the New York Academy of Sciences, 16, 282–304
The Paleozoic fishes of North America. U.S. Geological Survey, Monograph 16: 340 p.
On the fossil fishes of the Eerie shale of Ohio (Abstract). Transactions of the New York Academy of Sciences, 7, 178– 180
Description of some peculiar screw-like Fossils from the Chemung Rocks. Annals of the New York Academy of Sciences, 3(7), 217–220
Letter to Prof. John Collett, describing a collection of remains of fossil fishes collected in Indiana. Rep. State Geol. Indiana for years 1876, 1877, 1878, 1879, p. 341–349.
The classification and geological distribution of our fossil fishes. Report of the Geological Survey of Ohio, 1(2): 245–355
Geology and Palaeontology. Descriptions of fossil vertebrates. Geological Survey of Illinois, 4, 343–374
Descriptions of new species of vertebrates, mainly from the Sub-Carboniferous Limestome and Coal Measures of Illinois. Geological Survey of Illinois, 2, 9–134