Boucot, Arthur J. <br/><br/>
Evolution and extinction rate controls 

 - Amsterdam  : Elsevier  1975 
 - xv,427p.  : ill.  ; 25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Brachiopoda, <br/> fossil, <br/>Invertebrate, <br/>fossil, <br/>Evolution (biology)
<br/><br/><label>LC Class. No.: </label>QE796.B675