254 MAINE AGRICULTURAL EXPERIMENT STATION. IQ12. 



Ulmus campestris L. Schizoneura ulmi L. (americana Riley). Gillette, 

 1909, P- 356. 



Ulmus campestris L. Schizoneura ulmi (Linn). (A. foliorum De 

 Geer) (S. americana Riley?) Buckton, Vol. 3, pp. 98, 100. 



Ulmus sp. Schizoneura ulmi Linn (fodiens Buckton) Tullgren, 1900. 

 p. 169. 



Ribes sp. Schizoneura ulmi Linn, (fodiens Buckton) Tullgren, 1909, 

 p. 169. 



