Lewis, Julian J. <br/><br/>
The subterranean asellids (caecidotea) of Illinois (Crustacea :  Isopoda :  Asellidae) / 
Julian J. Lewis and Thomas E. Bowman. 
 - Washington :  Smithsonian Institution Press,  1981. 
 - 66 pages :  illustrations ;  27 cm. 
 - Smithsonian contributions to zoology  .335 .
<br/><br/>Bibliography: page 61-66. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Asellidae.<br/>Crustacea--Illinois.