Reinhart, Roy H. <br/><br/>
A new shark of the family ptychodortidae from South america 
Roy H. Reinhart 
 - Berkeley :  University of California Press,  1951. 
 - 195-201p.  : ill.   ; 26cm.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Shark, Fossil<br/>Paleontology      <br/>South America
<br/><br/><label>LC Class. No.: </label>PAM QE862.P6R4