354 PROCEEDINGS OF THE NATIONAL MUSEUM Von. 113 
OS mm. 
0.5 mm, 
O.S5 mm, 
Ficures 61-66.—Male genitalia, dorsal and lateral views: 61, S. halophilus Blatchley; 
62, S. defricans Casey, spiculum gastrale not shown; 63, S. posticus Dietz; 64, S. 
instabilis Casey; 65, S. silaceus Casey; 66, S. pusillus Dietz. 
