Wieland, G. R. <br/><br/>
Contribution to paleontology :  American fossil cycads. 

 - Washington :  Carnegie Institution,  1906. 
 - 284 p. :  il. ;  28 cm 
 - Carnegie Inst. Publ  34 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleontología<br/>Cycadales<br/>Fósil
<br/><br/><label>Subjects--Geographic Terms: </label><br/>América
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Seriemon
<br/><br/><label>Universal Decimal Class. No.: </label>561(7)