Nichols, David <br/><br/>
The Oxford book of invertebrate:  protozoa, sponges, coelenterates, worms, molluscs, echinoderms and arthropods (other than insects) 

 - London:  Oxford University Press,  1971 
 - 218p.:  ill.;  25cm 
<br/><br/> Acc. No. 03976 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates