Table of Contents:
  • New middle Pliocene rodent and lagomorph faunas from Oregon and California, by R. W. Wilson <issued June 30, 1937>--Pliocene rodents of western North America, by R. W. Wilson <issued July 23, 1937>--A late Cenozoic vertebrate fauna from the Coso mountains, Inyo county, California, by J. R. Schultz <issued September 25, 1937>--A late Quarternary mammal fauna from the tar seeps of McKittrick, California, by J. R. Schultz <issued July 6, 1938>-- The Rancho La Brea caracara: a new species, by Hildegarde Howard <issued July 7, 1938>--Pliocene peccaries from the Pacific coast region of North America, by E. H. Colbert <issued May 25, 1938>--Plants in the dung of Nothrotherium from Rampart and Muav caves, Arizona, by J. D. Laudermilk and P. A. Munz <issued May 6, 1938>