474 U. S. NATIONAL MUSEUM BULLETIN 216 part 3 



Reared specimens comprise: cf, reared from "Odynerus," O. Sacken 

 (New York). 9, reared from Eumenes nest, Y. P. Calvert (Ithaca). 

 We have seen a few other specimens reared from Eumenes nest but do 

 not have a record of them at hand. Mitchell (1950, Ann. Ent. Soc. 

 America, vol. 43, p. 258) records also Ancistrocerus birenimaculatus, 

 A. tigris, and Sceliphron caementarium as hosts. 



This subspecies occm"s in the AUeghanian and Carolinian faunas. 



If. Acroricnus stylator aequatus (Say) 



Banchus aequatus Say, 1836, Boston Journ. Nat. Hist., vol. 1, p. 247 (Leconte ed. 



vol. 2, p. 701); [cf]. Type: cf, Indiana (destroyed). 

 Atractodes Cloutieri Provancher, 1874, Naturaliste Canadien, vol. 6, p. 150; cf, 9 . 



Lectotype: 9 , Quebec (Quebec). 



Male: Colored like female except that face, clypeus, labrum, 

 usually the cheek, mandible, larger area on front coxa, and part of 

 middle coxa are yellow. 



Female: Black. Flagellum yellow, fuscous above, with a median 

 yellowish band; scape beneath, usually clypeus and labrum, rarely the 

 face, palpi, front orbit, line on hind orbit, rarely spot on pronotal collar, 

 sometimes part and rarely all of scutellum and postscutellum, part 

 or all of tegula, sometimes part of front coxa, part of trochanters of 

 front and middle legs, front and middle femora, and all tibiae and 

 tarsi, yellow. 



Specimens (41 cf, 329) : From Labrador (Goose Bay); Maine 

 (Brooksville, "Carrs," Casco Bay, Glenmere in Knox Co., Lincoln Co., 

 and Orono) ; Manitoba (Atikameg Lake and Birch River) ; Massa- 

 chusetts (Lexington, Newton Centre, and Petersham) ; Michigan 

 (Alcona Co., Alger Co., Ann Arbor, Baraga Co., Charlevoix Co., 

 East Lansing, Genesee Co., Gogebic Co., Huron Mts., Isle Royale, 

 Mackinac Island, Manistee Co., Marquette Co., Mecosta Co., Mid- 

 land Co., Ontonagon Co., Port Austin, and Saint Ignace) ; New 

 Brunswick (Fundy National Park) ; New York (McLean Reservation 

 in Tompkins Co., Bemus Point, Boreas River in Essex Co., Fishers 

 Island, Ithaca, Joy, Morristown, Oswego, Six Mile Creek in Ithaca, 

 Taughannock Falls, and Tonawanda Indian Reservation in Genesee 

 Co.); Nova Scotia (Truro); Ontario (Bells Corners, Gold Rock in 

 Rainy River District, Ottawa, Rockcliffe in Ottawa, and "Salines") 

 Prince Edward Island (Dalvay House in Canadian National Park) 

 Quebec (He d'Orleans, Laval Co., Missiquoi Co., and St. Hilaire) 

 and Vermont (Lake Willoughby at 1,400 ft.). 



Early and late dates of capture are May 29 at Ann Arbor, Mich, 

 and at Ottawa, Ont.; September 4 at Midland, Mich.; September 5 

 at Oswego, N.Y,; and September 16 at Ithaca, N.Y. There are no 

 reared specimens among our material but Mitchell (1950, Ann. Ent. 

 Soc. America, vol. 43, p. 259) records a rearing from Eumenes jraterna. 



