/ '' V 



Vol. XIV April 1914 No. 2 



University Studies 



PUBLISHED BY THE UNIVERSITY OF NEBRASKi^ 



\^ .... 2 9 1934 



N ^ 



COMMITTEE OF PUBLlGc.^T;JpN 



C. E. BESSEY P. H. FRYE 



F. M. FLING P. H. GRUMMANN 



L. A. SHERMAN 



CONTENTS 



I. On the Distribution and Composition of the 

 Humus of the Loess Soils of the Transition 



Region Aforris J. Blish 1 1 1 



II. On the Sedges of Nebraska (Family Cyperaceae). 



John Mallory Bates 145 



III. Phase Change by Reflection — Primarily in the 



Ultra-violet Olivet- H. Gish 167 



IV. On a New Fossil Fungus from the Nebraska 



Pliocene A, C. Wliitford i8i 



V. Mammalian Fossils from Devil's Gulch. 



Erwin H. Barbour 185 



LINCOLN, NEBRASKA 



