248 AMERICAN HYMENOPTERA. 



closed; cubitus extremely faint, and not extending to the first cross- 

 vein; areolet small. Length 1.50 mm. 



Gall.— Inside the young buds of post oak {Qiiercus minor). It is 

 practically nothing more than a minute round and thin shell, invisible 

 from the outside. Diameter 1 mm. 



Habitat. — Austin, Texas. 



A minute species with well marked parapsidal and lateral 

 grooves. Described from a single specimen. The male is 

 not known. 



