ANANTHAKRISHNAN, T.N. EKAMBARANATHA AYYAR, M. <br/><br/>
MANUAL OF ZOOLOGY, Volume I : INVERTEBRATA, Part II : ANTHROPODA TO ECHINODERMATA 

 - 6th Ed. 
 - Madras  S.Viswanathan Publishers, Madras   1997 
<br/><br/><label>Dewey Class. No.: </label>592  / EKA/MA