ART. 13 MIRIDAE OF DIST. OF COLUMBIA KNIGHT AND McATEE 7 



Subfamily Bryocorinae 

 Genus MONALOCORIS Dahlbom 



MONALOCORIS FILICIS Linnaeug 



May be collected on ferns almost anywhere; season for adults as 

 now known is May 4 to August 22. P. I. 



Genus PYCNODERES Guerin 



PYCNODERES DILATATUS Reuter 



Common; active season May 20 to October 30; sieved December 

 14, February 23 ; collected in flowers of Pontederia, September 24 ; 

 frequent on oak sprouts. P. I. 



PYCNODERES OBSCURATUS Knight 



Great Falls, Va., June 30, 1914, A. Wetmore; Glen Echo, Md., 

 .summer 1922, J. C. Bridwell. 



Genus SIXEONOTUS Reuter 



SIXEONOTUS INSIGNIS Renter 



Fairly common ; adults have been collected from June 6 to August 

 21 ; food plants include Chenopodiu^n album, Nahalus albus, and 

 Mesadenicb atriplicifolia. P. I. 



SIXEONOTUS TENEBROSUS Distant 



Washington, D. C, June &, 1905, June 15, 1891, August 10, 1887, 

 Heidemann. 



Subfamily Cylapinae 



Genus CYLAPUS Say 

 CYLAPUS TENUICORNIS Say 



Rather commonly collected when its haunts are understood; fre- 

 quents fallen limbs and trunks especially those having velvety 

 fungus growths; adults have been collected from July 4 to Septem- 

 ber 25, and nymphs from May 3 to August 11. P. I. 



Genus FULVIUS Stal 



FULVIUS BRUNNEUS Provancher 



Fairly common in haunts somewhat similar to those of Cylajms 

 ienuicomis but on boards or logs more in contact with the ground. 

 Season July 9 to August 30; comes to light. P. I. 



