Malloch—Synopsis of the Genus Probezzia. 
1?>9 
basal tooth. Third vein extends almost to apex of wing; media forks 
proximad of tlie cross vein, base of lower branch snl)obsolete. 
r.ength, 2.5 mm. 
Type locality. —iNIuncie, Illinois, iNlay 24, 1914 (C. A. Hart and J. It. 
iMalloch). Paratypes: .Monticello, Illinois, .Inne 21, 1914 (J. R. iMalloch). 
In collection Illinois State Laboratory of Natural History. 
None of the species have t)een described in the immature stages, and 
the habits of the adnlts are nnrecoi-ded. The writer has taken several 
species by sweeping vegetation adjacent to streams at the two localities 
above mentioned. 
