72 U. S. NATIONAL MUSEUM BULLETIN 216 



longer than the 3 following segments combined ; sheath as long as or 

 a little longer than abdomen; ovipositor moderately compressed and 

 with a distinct nodus. 



Black. Palpi, tegula, and spot in hind corner of pronotum, whitish; 

 stigma blackish , legs mostly reddish , front trochanter and often apices 

 of middle and hind trochanters, whitish; hind tibia with narrow sub- 

 basal and a broader apical fuscous annulus; hind tarsi with basal 3 

 segments whitish with fuscous apices. 



Specimens (179c?, 3979): From Alabama (Selma); Alaska (Haines); 

 Alberta (Jasper National Park, McMurray, and Waterton Lakes) ; 

 Arizona (Parker Creek in Sierra Ancha, Pocket Creek in Sierra Ancha, 

 and Workman Creek in Sierra Ancha) ; British Columbia (Cultus Lake, 

 Lyon, Pemberton, and Robson); California (Camino, Donner Pass, 

 Inverness, Leevining, Palmdale, Smoky Jack Camp in Yosemite 

 Park, and near Sonora Pass) ; Colorado (near Estes Park and Phantom 

 Valley at 9,400 ft. in Rocky Mountain National Park); Connecticut 

 (Canterbury and Woodstock) ; Delaware (Newark) ; Idaho (Moscow 

 Mountain and Wallace); Illinois (Rantoul and Urbana); Kansas 

 (Doniphan Co. and Lawrence) ; Maine (Mount Desert, Orono, Pitts- 

 ton and Strong); Maryland (Hughesville, Ringgold, near Rockville, 

 and Takoma Park) ; Massachusetts (Barnstable, Boston, Holliston, 

 Humarock, Petersham, Sharon, South Hadley, and Wellfleet) ; Michi- 

 gan (Ann Arbor, Bay City, Douglas Lake, East Lansing, George 

 Reserve in Livingston Co., Kalkaska Co., Keweenaw Co., Marquette 

 Co., Midland Co., Missaukee Co., Monroe Co., Newaygo Co., Old 

 Mission, Roscommon Co., and Traverse City); Minnesota (Cass Co., 

 Chisago Co., Duluth, Kawishiwi River, Mississippi bluff in Houston 

 Co., Ottertail Co., St. Anthony Park, and St. Paul) ; Montana ("Co- 

 lumbia," Glacier National Park, and Jefferson Island) ; New Brunswick 

 (Campbellton and Fredericton) ; Newfoundland (Goose Bay); New 

 Hampshire (Franconia, Lake of the Clouds on Mount Washington at 

 5,000 ft., summit of Mount Washington, and Randolph); New 

 Jersey (Chesilhurst and Moorestown); New York (Bemus Point, 

 Bethany, Elmira, Farmingdale, Fredonia, Hilton, Ithaca, Lake Sebago 

 in Bear Mountain State Park, Lexington in Greene Co., Poughkeepsie, 

 Shokan, and Yonkers) ; North Carolina (Burnsville, Crabtree Meadows 

 in Yancey Co. at 3,600 ft., Mount Pisgah at 4,800 to 5,300 ft., and 

 Wake Co.); Northwest Territories (Norman Wells); Nova Scotia 

 (Aldershot, Annapolis, Baddeck, Berwick, Blomidon, Canard, Cold- 

 brook, Kings Co., Northville, Parrsboro, Rockland, South Milford, 

 South Waterville, Sydney, Tory Creek in Guysboro Co., Welsford, 

 and White Point Beach in Queens Co.) ; Ohio (Barberton in Summit 

 Co.) ; Ontario (Algonquin Park, Ailsa Craig, Arnprior, Bells Corners, 

 Brantford, Brighton, Brule Lake, Carleton Co., Chalk River, Con- 



