Cobben, R. H. <br/><br/>
The larvae of Corixidae and attempt to key the last larval instar of the dutch species (Hem. Heteroptera) 

<br/><br/> Sobretiro de: Hydrobiologia 16(4): 323-356, 37 fogs. 1960 
<br/><br/><label>LCCN: </label>22034 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Corixidos.