350 PROCEEDINGS OF THE NATIONAL MUSEUM Vou. 118 
1.Omm. 
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1.Omm. 
Figures 26-37.—26-27, Smicronyx ovipennis LeConte: 26, Male, dorsal view; 27, female, 
lateral view of head. 28-29, S. consirictus (Say): 28, Male, lateral view of head; 29, fe- 
male, lateral view of head. 30, Promecotarsus densus Casey, outline of body (dorsal view). 
31-34, Antennae: 31, Smicronyx sculpticollis Casey; 32, S. discotdeus (LeConte); 33, S. 
corniculatus (Fahraeus); 34, S. consirictus (Say). 35-37, Prothorax (ventral view): 35, 
S. discoideus (LeConte); 36, S. corniculatus (Fahraeus); 37, S. fulous LeConte. 
