Opik, A.A. <br/><br/>
Redlichia of the Ordian (Cambrian) of Northern Australia and New South Wales 

 - Canberra  Bureau of Mineral Resources, Geology and Geophysics  1970 
 - 66 p.  láms. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CAMBRICO<br/>TRILOBITA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>AUSTRALIA