- Berry, E. W., 1923, Additions to the flora of the Wilcox group: Professional Paper 131-A, p. 1-21,
- Cooke, C. Wythe; Cushman, Joseph A., 1923, The correlation of the Vicksburg Group; The foraminifera of the Vicksburg Group: Professional Paper 133, 71 p.,
- Geological Survey (U.S.), 1923, Shorter contributions to general geology, 1922: Professional Paper 131, iv, 212 p., 50 p. of plates : ill., maps ; 30 cm.,
- Gidley, J. W., 1923, Preliminary report on fossil vertebrates of the San Pedro Valley, Arizona, with descriptions of new species of Rodentia and Lagomorpha: Professional Paper 131-E, p. 119-131,
- Knowlton, F. H., 1923, Revision of the flora of the Green River formation, with descriptions of new species: Professional Paper 131-F, p. 133-182,
- Knowlton, F. H., 1923, Fossil plants from the Tertiary lake beds of south-central Colorado: Professional Paper 131-G, p. 183-197,
- Noble, L. F., 1923, A section of the Paleozoic formations of the Grand Canyon at the Bass trail: Professional Paper 131-B, p. 23-73,
- Reeside, J. B., Jr., 1923, The fauna of the so-called Dakota formation of northern central Colorado and its equivalent in southeastern Wyoming: Professional Paper 131-H, p. 199-208,
- Trownbridge, A. C.; Gardner, Julia, 1923, A geologic reconnaissance in the Gulf Coastal Plain of Texas near the Rio Grande; and New Species of Mollusca from the Eocene deposits of Southwestern Texas: Professional Paper 131-D, D85-D118 p.,
- Wentworth, C. K., 1923, The shapes of beach pebbles: Professional Paper 131-C, p. 75-83,
