Bulletin of the United States Geological and Geographical Survey of the Territories: No. 6, second series

Table of Contents

I.----An account of the various publications relating to the travels of Lewis and Clarke, with a commentary on the zoological results of their expedition. By Dr. Elliott Coues, U.S.A.

II.---Notice of a very large Goniatite from eastern Kansas. By F.B. Meek

III.--Fossil orthoptera from the Rocky Mountajn tertiaries. By Samuel H. Scudder

IV.--Studies of the American Falconidae: Monograph of the Polybori. By Robert Ridgway