486 U. S. NATIONAL MUSEUM BULLETIN 216 



Black. Labrum, palpi, tegula, legs, and abdomen f ulvoferruginous ; 

 mandible with a ferruginous stain; propodeum sometimes more or 

 less ferruginous; wings with a weak yellowish brown tinge. 



The female is distinguished by the reddish abdomen and legs, 

 lack of wrinkles or transverse ridges on scrobe of pronotum, and long 

 sparse hair on hind femur. 



Specimens (102 d", 739): From Alabama (Coosa River in Chilton 

 Co. and Pyriton in Clay Co.); Connecticut (Canterbury, Green 

 Falls, and Voluntown); District of Columbia (Washington); Maine 

 (Casco) ; Maryland (Bowie, Loch Raven, and Takoma Park) ; Massa- 

 chusetts (Blue Hills and Lexington) ; Michigan (Ann Arbor, Douglas 

 Lake, George Reserve in Livingston Co., Gull Lake Biological Sta- 

 tion in Kalamazoo Co., Kent Co., Marcpuette Co., Mecosta Co., 

 Midland Co., Oaldand Co., and Osceola Co.) Minnesota (Goodhue 

 Co., Ramsey Co., and St. Louis Co.); New Brunswick (Chamcook); 

 New Jersey (Moorestown) ; New York (Babylon, Barry town, Beaver 

 Creek in McLean Reserve in Tompkins Co., Bemus Point, Cold 

 Spring Harbor, Dix Hills near Huntington, "Duck Lake in Cayuga 

 Co.," Eastport, Farmingdale, Greene Co., Hamburg, Huntington, 

 Ithaca, Millwood, Minnetto, Oswego, Poughkeepsie, and West- 

 chester Co.); North Carolina (Crabtree Meadows in Yancey Co. 

 at 3,600 ft., and Wake Co.); Ohio (Bedford, Hocking Co., Puritas 

 Springs in Cuyahoga Co., and Ross Co.); Ontario (Coldstream, 

 Gravenhurst in the Muskoka District, Long Point on Lake Erie, 

 Ottawa, Simcoe, and Waubamik) ; Penns3dvania (Crisp in Westmore- 

 land Co., Inglenook in Dauphin Co., Montgomery Co., Pittsburgh, 

 and Youngwood); Quebec (Aylmer and Rigaud); Rhode Island 

 (Kingston and Westerly); Tennessee (Elkmont in Great Smoky 

 Mountains National Park); Virginia (Ballston, Dunn Loring, Falls 

 Church, Great Falls, between Kearney and Great Falls, Long Dale 

 in Allegheny Co., and "Whiele"); West Virginia (Cheat Mt. in 

 Randolph Co. at 2,000 ft. and Harpers Ferry); and Wisconsin (Madi- 

 son, Sawyer Co., Vernon Co., and Waupaca Co.). 



Dates of collection are from late spring to early fall. Unusually 

 early and late dates are: May 16 at Washington, D.C.; May 19 

 at Falls Church, Va.; May 25 at Great Falls, Va.; May 29 at Ann 

 Arbor, Mich., in McLean Bogs Reserve, Tompkins Co., N. Y., and 

 at Youngwood, Pa.; September 14 in McLean Bogs Reserve, Tomp- 

 kins Co., N. Y.; September 16 in the George Reserve, Livingston Co., 

 Mich.; and September 18 at Long Dale, Alleghany Co., Va. We 

 have found it moderately common on the undergrowth of mesophytic 

 deciduous woods. 



Reared specimens are as follows: 9, from "Leptura" larvae, Falls 

 Church, Va., May 25, 1914, T. E. Snyder. 9 (type), from Strangalina 



