
REPORT OF THE STATE ENTOMOLOGIST IQI2 203 
long, appressed ones found in the Itonididinae. The ocelli are want- 
ing. The Heteropezinae, like the Lestremiinae, appear to depend to 
a considerable extent upon the olfactory organs. 
Nothing was known concerning the life history of our American 
species till the writer studied several forms. Miastor ameri- 
cana Felt was reared from under bark, in an incipient stage of 

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Fis..60 Miastor americana, side view, en- 
larged. (Original) 
decay from a variety of trees and proves to be rather common and 
widely distributed in New York State. The larvae of Oligarces 
ulmi Felt were found abundantly under the decaying bark of elm 
and numerous midges were reared. Leptosyna quercivora 
Felt was reared from partially rotten bark of red oak. Epimyia 
carolina Felt was taken in a woodland hut where there was an 
abundance of decaying vegetable matter in the vicinity. Two 
species of Brachyneura have been reared under conditions which 
