Landman, Neil H. <br/><br/>
Exceptionally well-preserved ammonites from the Upper Cretaceous (Turonian-Santonian) of North America: Implications for Ammonite Early Ontogeny 

 - New York  American Museum of Natural History  February 1994 
 - pp. 1-15 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AMMONOIDEA<br/>CRETACEO<br/>PALEONTOLOGÍA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>ESTADOS UNIDOS