Ushakov, P. V.  <br/><br/>
Polychaeta  : morphology, systematic, ecology 
 многощетинковыу червеи  : морфология, систематика, экология 

 - Leningrad  : Collection of scientific works  , 1985 
 - 144 p.  ; láminas 
 - Explorations of the fauna of the seas   34 (42)  0368-007x .
<br/><br/><label>Dewey Class. No.: </label>595.147 094 7