If 



ART. r.', MIRIDAE OF DIST. OF COLUMBIA KNIGHT AND McATEE 23 



PHYTOCORIS DIFFICILIS Knight 



i| Beltsville, Md., July 3. 1926, Knight. 



PHYTOCORIS SULCATUS Knight 



Washinorton, D. C, July, 1907, William Palmer: July 4, 1886; 

 I July 9, 1926, Au^just 6, 1926, Kni<rht; Falls Church, Va', July 17, 

 N. Banks; Scott's Kun to Balls' Hill, Ya., Aui^ust 12, 1917. McAtee. 



PHYTOCORIS SALICIS Knight 



Fairly common, June 5 to October 12. P. I. 



PHYTOCORIS EXIMIUS Reuter 



Common, June 15 to October 1 ; comes to light. P. I. 



PHYTOCORIS SPICATUS Knight 



Beltsville, Md., June l-t, 1914, McAtee. 



PHYTOCORIS ERECTUS Van Duzee 



Frequent; season June S to September 7; has been taken on 

 Ilirpericum prolificKm and Psedera quinqusfolia. P. I. 



PHYTOCORIS BREVIUSCULUS Reuter 



Washington, D. C, July 2, 9, 1926, at light, Knight. 



PHYTOCORIS JUNIPERICOLA Knight 



Washington, D. C, July 19. 25, August 6, 1926, on red cedar ; Glen 

 Echo, Md., July 17, 1926, Knight; Plummer Island, Md., August 3, 

 1915, K. C. Shannon and V. A. Pvoberts. 



PHYTOCORIS MUNDUS Reuter 



Common on Piniis virginiana, season June 4 to October 12; comes 

 to light. P. I. 



PHYTOCORIS CONSPERSIPES Reuter 



Abundant on Firms virffiniamd; June 8 to November 1. P. I. 



PHYTOCORIS UNIFORMIS Knight 



Beltsville, Md., June 23, 1918, McAtee, Vienna, Ya., July 7, 11, 

 1926, on pine, Knight. 



PHYTOCORIS QUERCICOLA Knight 



Beltsville, Md., July 4, 1915; June 23, 1918, on Querciis alba, 

 McAtee; Glen Echo, Md., July 1, 1923, J. R. Malloch. 



