Spangles, Paul J. <br/><br/>
A revision of the neotropical aquatic beetle genus Stegoelmis (Coleoptera : Elmidae) 

 - Washington :  Smithsonian Institution,  1990 
 - 52 p.  : ilus 
 - Smithsonian contributions to zoology  ; 502 .
 - Smithsonian contributions to zoology  ; 502 .
<br/><br/> 53-446 
<br/><br/><label>LCCN: </label>4596 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Escarabajos.