348 PROCEEDINGS OF THE NATIONAL MUSEUM Vou. 113 
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Ficures 8-15.—8-10, Smicronyx fuluus LeConte: 8, Male, dorsal view; 9. male, lateral 
view of head; 10, female, lateral view of head. 11-12, S. cinereus Motschulsky: 11, 
Male, dorsal view; 12, male, lateral view of head. 13, S. instabilis Casey, male, dorsal 
view. 14-15, S. instabilis Casey: 14, Female, lateral view of head; 15, male, lateral 
view of head. (Figs. 11-12 were drawn by Miss F. A. McKittrick.) 
