256 Cincinnati Society of Natural History. 
colored fungus which was growing on the underside of a beech 
log in thick woods. They were gnawing at the fungus. 
IDIOSTETHUS SUBCALVUS Lec. 
Occurs in great numbers in the flowers of ydrophyllum 
appendiculatum. May. I have been unable to find its larve. 
PSOMUS POLITUS Csy. 
Occurs commonly on ash sprouts (/raxinus americana) 
June 1 to 25, 
