BIOLOGICAL PAPERS OF THE UNIVERSITY OF ALASKA 
Editor 
JAMES E. MORROW 
Department of Biological Sciences 
University of Alaska 
Editorial Board 
GEORGE W. ARGUS 
National Museum of Natural Sciences, Ottawa 
|. McT. COWAN 
University of British Columbia, Vancouver 
WILLIAM G. PEARCY 
Oregon State University, Corvallis 
Library of Congress Catalog Card Number: 75-620095 
Wh 
