Benchimol, R.E. Cooper, K. Kronberg, B.I. Powell, M. <br/><br/>
Reconnaissance study of macrofossils from the upper Purus river - western Amazonia 

<br/><br/><label>Subjects--Topical Terms: </label><br/>AGUAS SUBTERRANEAS<br/>SOLO<br/>BACIA SEDIMENTAR<br/>AMAZONIA