I. A Neocene erosion surface in central Oregon, by J. P. Buwalda.
II. The Dalles and Hood river formations, and the Columbia river gorge, by J. P. Buwalda and B. N. Moore.
III. Oreodonts from the Sespe deposits of South mountain, Ventura county, California, by Chester Stock.
IV. Carnivora new to the Mascall Miocene fauna of eastern Oregon, by Chester Stock.
V. Capromeryx minor Taylor from the McKittrick Pleistocene, California, by E. L. Furlong.
VI. A Tertiary vertebrate fauna from the upper Cuyama drainage basin, California, by C. L. Gazin.
VII. A Tertiary mammalian fauna from the Mint canyon formation of southern California, by J. H. Maxson.