Smiley, Charles J. <br/><br/>
The ellensburg flora of Washington. Vol.35 

 - Berkely  University of California Press  1963 
 - 159-275p.  26cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clypeastroida
<br/><br/><label>LC Class. No.: </label>QE1.C15 Vol.35