Diniz, Gonsalvez Alphen.. <br/><br/>
Orville A. Derby's Studies on the Paleontology of Brazil. 

 - Brasil :   Commission for the 1st Centenary Commemorating the Birth of Orville A. Derby, 1952,   1952. 
 - 162 páginas 
<br/><br/><label>Subjects--Index Terms: </label>Paleontología  Brasil