Muesebeck, C. F. W. <br/><br/>
Hymenoptera of America north of Mexico :   Synoptic catalog  / 
by C. F. W. Muesebeck and Karl V. Krombein 
 - Washington, D. F.  :   U. S. Government printing office 
 - 1419 p. 
<br/><br/><label>LCCN: </label>205138 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Himenopteros -- Estados Unidos <br/>Insectos -- catalogos y colecciones
<br/><br/><label>Dewey Class. No.: </label>PA 595.79 M8 1951