. Bulletin - United States National Museum. Science. ICHNEUMON-FLIES—GELINAE : MESOSTENINI 29 J^ / «f / Q -^ ""^L r / 7"^^ ~~Ttel rV V 1 "^^^^f"^ V'' .s \r ^ [ ^-—--. H •\ ^ ^ y vM <f vT i^ ^-_A ^ :^. Figures 4, 5.—Localities: 4 (left), Baryceros audax audax; 5 (right), B. a. saundersi. Gap, and Ingienook in Dauphin Co.); Rhode Island (Kingston and Westerly); South Carohna (Greenville); Virginia (Arlington, Falls Church, Great Falls, and Mountain Lake in Giles Co.); West Virginia (Cheat Mt. in Randolph Co. at 2,000 ft. and Lost River State Park in Hardy Co.); and Wi
. Bulletin - United States National Museum. Science. ICHNEUMON-FLIES—GELINAE : MESOSTENINI 29 J^ / «f / Q -^ ""^L r / 7"^^ ~~Ttel rV V 1 "^^^^f"^ V'' .s \r ^ [ ^-—--. H •\ ^ ^ y vM <f vT i^ ^-_A ^ :^. Figures 4, 5.—Localities: 4 (left), Baryceros audax audax; 5 (right), B. a. saundersi. Gap, and Ingienook in Dauphin Co.); Rhode Island (Kingston and Westerly); South Carohna (Greenville); Virginia (Arlington, Falls Church, Great Falls, and Mountain Lake in Giles Co.); West Virginia (Cheat Mt. in Randolph Co. at 2,000 ft. and Lost River State Park in Hardy Co.); and Wisconsin (Sawyer Co.). Collection dates are mostly from August 1 to October 13. Those outside of this range are: July 18 to 22 at Midland, Mich.; July 22 and 27 at McLean Reserve, Tompldns Co., ; July 27 at Ann Arbor, Mich., and at Westerly, ; October 22 and 24 at ArHngton, Va.; and October 30 at Plummers Island, Md. This subspecies occurs in the Austroriparian and CaroUnian faunas. It is adult from late summer to mid-fall. 3b. Baryceros audax saundersi (Crcsson), new combination, new status Figure 330, d Mesostenus Saundersi Cresson, 1878, Canadian Ent., vol. 10, p. 208; 9. Type: 9, "Canada West" (Philadelphia). Mesostenus armatus Provancher, 1886. Additions et corrections au volume ii de la faune entomologique du Canada traitant des hym^noptSres, p. 76. New synonymy. Type: 9, Ottawa, Ont. (Ottawa). Male: Similar to color of male of B. audax audax except that mesopleurum has a pair of white spots on its lower half instead of either a curved stripe or a pair of elongate spots. Female: Colored like the female of B. audax audax but with less extensive white marldngs, the white spots on head and thorax being usually very small. See figure 330,d. Specimens: cf, Ann Arbor, Mich., August 1958, H. andM. Townes (TowTies). 2 0^, 49, Midland Co., Mich., Aug. 22, 1944, Aug. 22, 1957, August 1944, Sept. 14, 1956, and Sept. 22, 1958, R. and Please note that the
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