266 AMERICAN COLEOPTERA. 



be interesting to know the formation of the metasternum in pacificus 

 and taylori. In the female of dietzii the tibise and metasternum are 

 simple. 



In my two specimens of coecus, one from Staten Island and the 

 other from New Jersey, the second joints of antennae are not nar- 

 rowed to tip, but slightly narrower at base, the metasternum in the 

 male is foveate and densely pubescent as in dietzii. 



