Zaborski, P.M.P. <br/><br/>
Lower Turonian (Cretaceous) ammonites from south-east Nigeria 

 - London  British Museum (Natural History)  April 1987 
 - pp. 31-66 
<br/><br/><label>ISSN: </label>0007-1471 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AMMONOIDEA<br/>CRETACEO
<br/><br/><label>Subjects--Geographic Terms: </label><br/>NIGERIA