Lendenfeld Robert Von <br/><br/>
Monograph of the horny sponges.   
  

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 - London  Trubner  1889 
 - 936, 30.5cms, 50 plates. 
<br/><br/> B   
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<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>4593.4 len/mon