58 U. S. NATIONAL MUSEUM BULLETIN 216 part 3 



tibia whitish; hind tibia fulvous brown, its basal 0.2 yellowish white; 

 front and middle tarsi brown, the front tarsus paler and both tarsi pale 

 brown at the joints, hind tarsus brown with pale brown joints, or the 

 third segment and more rarely the second, fourth, and apical 0.1 ± of 

 the first segment, white or largely white; first abdominal segment 

 fulvous, its apex and its basal 0.6 ± paler; tergites 2-5 fulvous, often 

 infuscate basally, sometimes the fifth tergite mostly or entirely black; 

 sixth tergite fulvous to black; seventh tergite black, usually with a 

 median apical white mark. 



Female: Black. Frons often with a short white stripe on orbit; 

 clypeus and mandible black or ferruginous; palpi fulvous or light 

 brown; antenna dark brown, fulvous basally, the flagellum with a 

 median white stripe above that covers about 6 segments; tegula ful- 

 vous; subtegular ridge often with a small white mark; front and mid- 

 dle legs fulvous, the base of middle tibia paler; hind coxa, trochanters, 

 and femur fulvous or fulvoferruginous, the apical 0.2 to 0.3 of the 

 femur infuscate; hind tibia fulvous brown, its basal 0.2 whitish; hind 

 tarsus fulvous; abdomen fulvoferruginous, the fifth to seventh ter- 

 gites infuscate above and the seventh with a large median white spot. 



Specimens (513 cf, 1419): From Connecticut (Canterbury, Fair- 

 view near Meriden, Green Falls, Lebanon, Litchfield, Stonington, 

 Voluntown, and Woodstock) ; District of Columbia (Georgetown and 

 Washington); Illinois (southern Illinois and Urbana); Indiana (La- 

 fayette); Iowa (Ames); Kansas (Franldin Co.); Louisiana (Opelou- 

 sas); Maine (Bar Harbor and Monroe); Maryland (Beltsville, Bowie, 

 Cabin John, Chesapeake Beach, Glen Echo, near Great Falls, Patux- 

 ent Refuge near Bowie, Plummers Island, and Takoma Park); 

 Massachusetts (Auburndale, Fitchburg, Holliston, Medford, Nan- 

 tucket, and South Hadley); Michigan (Ann Arbor, Clinton Co., East 

 Lansing, George Reserve in Livingston Co., Gladwin Co., Gratiot Co., 

 Jackson Co., Kent Co., Midland Co., Missaukee Co., Muskegon Co., 

 Oakland Co., Osceola Co., Roscommon Co., and Warren Woods in 

 Berrien Co.); Minnesota (Bemidji, Houston Co., and Itasca); Mis- 

 souri ; New Hampshire (Jaffrey and Randolph) ; New Jersey (Clifton, 

 Moorestown, and Riverton); New York (Babylon, Bemus Point, 

 Canajoharie, Eastport, Farmingdale, Greene Co., Hancock, Ithaca, 

 Lott Wood near Flatbush, McLean, Millwood, Oneonta, Poughkeep- 

 sie, Shokan, Six Mile Creek near Ithaca, Syracuse, Troy, Van Natta's 

 Dam in Ithaca, and Wayne Co.); North Carolina (Asheville, Crab- 

 tree Meadows in Yancey Co. at 3,600 ft., Craggy Gardens in Bun- 

 combe Co. at 5,300 ft., Hamrick, Highlands, Marion, Mount Mitchell 

 at 5,200 ft., Murfreesboro, North Fork of Swannanoa [River] at 

 Black Mt., Mount Pisgah at 4,600 ft. and 4,800 to 5,749 ft., and 

 Wake Co.); Ohio (Akron, Barberton, Bedford, Bridgeport, Catawba 



