J.W. Boyes <br/><br/>
Chromsomes of eristalinae and microdontinae ( Diptera: Syrphidae) 

 - Ottawa  Genetics Society of Canada  1980 
 - 137p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>575.105  / MPGSC