170 Cincinnati Society of Natural History. 
TENEBRIO. 
T. obscurus Fab. T. castaneus Knoch. 
T. molitor Linn. T. tenebrioides Beauv. 
ADELINA. 
A. pallida Say. 
OPATRINUS, 
O. notus Say. 
TRIBOLIUM. 
T. ferrugineum Fab. T. confusum Duv. 
In package of buckwheat flour I found thousands of confusum 
and its larvee, Sep. 
DICEDUS. 
D. punctatus Lec. 
ECHOCERUS. 
E. maxillosus Fab. 
ALPHITOBIUS. 
A. diaperinus Pang. 
THARSUS. 
T. seditiosus Lec. 
ULOMA. 
U. impressa Melsh., U. imberbis Lec. 
EUTOCHIA. 
E. picea Melsh, 
ANZEDUS. 
A. brunneus Ziegl. 
PARATENETUS. 
P. punctatus Sol. P. fuscus Lec. 
PRATEUS. 
P. fuscula Lec. 
DIAPERIS. 
D. hydni Fab. 
HOPLOCEPHALA. 
H. bicornis Oliv. 
PLATYDEMA. 
P. excavatum Say. P. ellipticum Fab. 
P. ruficornis Sturm. P. picilabrum JZelsh. 
P. flavipes Fab. P. subcostatum Lap. 
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