362 PROCEEDINGS OF THE NATIONAL MUSEUM Vou. 113 
O.5 mm. 
o.5 mm. 
110 
O.5 mm. 
0.5 mm. 
114 
Ficures 107-114.—Female genitalia, ventral view: 107, Smicronyx atratus Dietz; 108, S. 
apionides Casey, mantle not shown; 109, S. congestus Casey; 110, S. halophilus Blatchley; 
111, S. defricans Casey; 112, S. instabilis Casey; 113, S. lutulentus Dietz; 114, S. albono- 
tatus, new species. 
