Table of Contents
I.-----Notes descriptive of some geological sections of the country about the headwaters of the Missouri and Yellowstone Rivers. By F.V. Hayden
II.----Notes on the tertiary and cretaceous periods of Kansas. By B.F. Mudge
III.---Notes concerning a contour map of the United States. By Henry Gannett, M.E.
IV.----The flora of southwestern Colorado. By T.S. Brandegree
V.-----Brief synopsis of North American earwigs, with an appendix on the fossil species. By Samuel H. Scudder
VI.----List of the orthoptera collected by Dr. A.S. Packard in Colorado and the neighboring territories during the summer of 1875. By Samuel H. Scudder
VII.---Notice of a small collection of butterflies made by Dr. A.S. Packard in Colorado and Utah in 1875. By Samuel H. Scudder
VIII.--Notes on the grammatical structure of the Nez Perces language. By George Ainslie