W. L. MC ATEE 299 



Length, 3.03 mm.; vertex: LM 7, LE 4, WA 12.5, WP 20.5, OA 6.5, OP 

 10.5, OH 16; prouotmn: L 12, W 22; tegmen i;3-60. Measurements from 

 a female; Wa.shington, District of Columbia, June 15, 1913, (W. L. IMcAtee), 

 [W. L. M.]. 



Other specimens (2.47 to 2.97 mm.) were collected at Plummer's 

 Island, Odenton, Beltsville, and Forest Glen, Maryland; Wash- 

 ington, Binning and Anacostia, District of Columbia; Great 

 Falls, Scotts Run, Dead Run, Falls Church and Mount Vernon, 

 Virginia, and Oxford, Indiana, [W. L. M.]: Baltimore, and Glen 

 Echo, Maryland, Washington, District of Columbia; Augusta, 

 Georgia; Dallas and Tyler, Texas, and St, Louis, Missouri, [U. S. 

 N. M.]. 



Erythroneura maculata var. ardens new variety 



A highly colored form with vertex and pronotum chiefly red, tcgminal 

 markings heavier, the upper two on clavus fused, and face, pleura, legs and 

 genitalia tinged with red. The posterior part of pronotum and the scutellum 

 are duskier than usual, the latter with margin, and three vittae, the median 

 interrui)ted, darker, and apex dark red. 



Length, 2.64 mm.; vertex: LM 5.5, LE 3, WA 11, WP 17, OA 6, OP 9.5, 

 OH 14; pronotum: L 10, W 18.5; tegmen 13-57. 



Type—d'; Plummer's Island, Maryland, March 28, 1915, (W. 

 L. McAtee), [W. L. M.]. 



Erythroneura maculata var. accola new variety 



Like variety macidnta, red form except that posterior third of clavus is 

 occupied by a solid red patch of deeper red color than the other tegminal 

 markings. 



Length, 2.83 mm.; vertex: LM 5.5. LE 3.5, WA 10, WP 17.5, OA 6.5, 

 OP 10.5, OH 15; pronotum: L 11, W 20; tegmen 13-60. 



Type—d"; Plummer's Island, Maryland, Dec. 21, 1913, (W. L. 

 McAtee), [W. L. M.]. 



Erythroneura maculata var. era new variety 



Middle of clavus has a distinct red band, which is extended more or less 

 continuously across corium to front of costal plaque; subsidiary tegminal 

 markings red. 



Length, 2.64 mm.; vertex: LM 6.5, LE 4, WA 10, WP 18, OA 5, OP 9, 

 OH 15; pronotum: L 10, W 19; tegmen 12-53. (Measurements from a 

 paratjq^e.) 



Type—d; (2.9 mm.), Ma>'wood, Alexandria County. Virginia, 

 February 20, 1916, (W. L. McAtee), [W. L. M.]. Paratypes (2.64 

 to 2.9 mm.) from same locality, January 2, 1916, [W. L. M.]. 



TRANS. AM. ENT. SOC, XLVI. 



