Gertsch, Willis J.  1906-1998 <br/><br/>
The spider genus loxosceles in North America, Central America, and the West Indies (Araneae, Loxoscelidae) / 
Willis J. Gertsch, Franklin Ennik. 
 -- New York :   [s.n.],   cop. 1983 
 - p. 264-359  il. -- 
 (Bulletin of the American Museum of Natural History  ;  175, 3).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arácnidos
<br/><br/><label>Universal Decimal Class. No.: </label>595.4