Mathis, Wayne N. <br/><br/>
Studies of Gymnomyzinae (Diptera:Ephydridae), IV: revision of the shore-fly genus hecamede haliday  / 
 Gymnomyzinae. 
Wayne N. Mathis. 
 - Washington, D.C. :  Smithsonian Institution Press,  1993 
 - iii, 46 p. :  ill. ;  29 cm. 
 - Smithsonian contributions to zoology ;  no.  541, .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>91-014038 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ephydridae--Classification.