Robert, Emmanuel <br/><br/>
Origin, phylogeny, faunal composition, and stratigraphical significance of the Albian engonoceratidae (pulchelliaceae, ammonitina) of Peru 

 - Oxford  Elsevier Science  September 2004 
 - pp. 11-23  ilus. 
<br/><br/><label>ISSN: </label>0895-9811 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ALBIANO<br/>AMMONITES<br/>CRETACEO INFERIOR<br/>ENGONOCERATIDAE<br/>FILOGENIA<br/>TAXONOMIA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>PERU