Clemens, William A. <br/><br/>
Fossil mammalia of the type Lance Formation Wyoming. Part I. Introduction and Multituberculata 

 - Berkeley, CA  University of California Press  1963 
 - pp. 1-105  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MAMMALIA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>ESTADOS UNIDOS