ARUMUGAM, N. LEELAVATHY, S MURUGAN, T. NAIR, N.C. SOUNDARA PANDIAN, N. <br/><br/>
TEXTBOOK OF INVERTEBRATES 

 - Nagercoil  Saras Publications, Nagercoil   1994 
<br/><br/><label>Dewey Class. No.: </label>592  / NAI/TE