Krombein, Karl V. <br/><br/>
Revision of North American liris fabricius (Hymenoptrera :  Sphecoiea (Larridae) / 
Karl V. Krombein and Sandra Shanks Gingras. 
 - Washington :  Smithsonian Institution Press,  1984. 
 - 96 p. :  ill. ;  26 cm. 
 - Smithsonian contributions to zoology ;  no.404 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Liris--Classification.<br/>Insects--Classification.<br/>Insects--North America--Classification.