Johnson, J.G. <br/><br/>
Great basin lower divonian brachiopoda  J.G. Johson. 

 - Boulder  The Geological Society of America  1970 
 - xi, 421p.: ill. 25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology Mollusca  Brachiopida  Lamp shells. 
<br/><br/><label>Dewey Class. No.: </label>564.80073  / G50G