Renz, Otto,  1906- <br/><br/>
The Cretaceous ammonites of Venezuela / 
Otto Renz 
 - Basel :  Birkhauser Verlag,  1982 
 - 132 p. :  ill., port, map. ;  31cm 
<br/><br/>Includes bibliographical references 
<br/><br/><label>LCCN: </label>82-014652 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ammonoidea<br/>Paleontology--Cretaceous<br/>Paleontology--Venezuela