Cooke, Charles Wythe,  1887- <br/><br/>
Cenozoic echinoids of Eastern United States. 

 - Washington :  U.S. Govt. Print. Off.,  1958. 
 - 106 p. :  43 plates ;  29 cm. 
<br/><br/>Bibliography : p. 93-98. 
<br/><br/><label>LCCN: </label>gs 59000183  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sea urchins, Fossil.<br/>Paleontology--Cenozoic<br/>Paleontology--United States
<br/><br/><label>LC Class. No.: </label>QE783.E2  / C6 
<br/><br/><label>Dewey Class. No.: </label>563.95