ART. 13 MIRIDAE OF DIST. OF COLUMBIA KNIGHT AND McATEE 15 



Genus SERICOPHANES Reuter 



SERICOPHANES HEIDEMANNI Poppius 



Plumraer Island, Md., April 24, 1921, in trap light, Barber. 



Subfamily Mirinae 

 Genus COLLARIA Provancher 



COLLARIA OCULATA Reuter 



Common, May 19 to October 14. P. I. 



Genus MIRIS Fabricius 



MIRIS DOLABRATUS Linnaeus 



Common, May 6 to July 7. P. I. 



Genus TRIGONOTYLUS Fieber 



TRIGONOTYLUS RUFICORNIS Goeffroy 



Plummer Island, Md., July 26, 1903, Heidemann. 



TRIGONOTYLUS PULCHER Reuter 



Washington, D. C, September 17. 1889, November 3, 1903, Heide- 

 mann. 



Genus STENODEMA Laporte 



STENODEMA TRISPINOSUM Reuter 



Common ; adults have been collected from xA.pril 14 to October 16, 

 and nymphs from June 8 to October 5 ; comes to light. P. I. 



Genus ONCEROMETOPUS Reuter 



ONCEROMETOPUS NITENS Knight 



Glen Echo, Md., 1922, J. C. Bridwell. 



Subfamily Capsinae 



Genus PLATYTYLELLUS Reuter 



PLATYTYLELLUS NIGRICOLLIS Reuter 



Glen Echo, Md., summer 1922, J. ' C. Bridwell ; Virginia near 

 Plummer Island. Md., July 19, 20, 1913, W. D. Appel ; Falls Church, 

 Va., August 31, N. Banks. 



PLATYTYLELLUS RUBROVITTATUS Stal 



Washington, D. C, September, 10, 1889, Heidemann. 



