H. M. PAKSHLEY 
SI 
\'I, 2(> [T. D. A. C'ockerell) ; Ouray (H. F. ^\'i(‘khaln). Xew Mr:xic'o: 
Clouflcroft, V, 2"), 11)02 (H. L. Viereck); Las Vegas Hot Siu'ings, VIII, 22 
(Barber and Schwarz); Las Vegas Range, top, VI, 25, 1001 (T. D. A. Cock- 
erell); White iMountains, 0500 feet, \'I1, 18 (C. II. T. Townsend). Arizona: 
Chiricahua Mountains, V, 20 (IluVibard and Schwarz); Flagstaff, VIl, 7 (Bar- 
ber and Schwarz); Iluachuca Mountains, VllI, 24; Mud Springs, Santa 
Catalina Mountains, 6500 feet, VH, 17 to 20, 1016 (Lutz and Rehn); Wil- 
liams, VH, 7 (Barber and Schwarz). Ltah: Alta, 10,000 feet, V, 30; Beaver 
Ridge (Mountains, SOOO to 10,000 feet, VUI, 20. Alaska: Chitina (dacier, 
30 miles north of (Mount Saint Elias, V to VI, 1012 (I). W. Eafon); Iditaroil, 
VIlI, 10, 1918 (Alice Twichell); 60 to 75 miles north of Rampart House, 
\T, 23, 1912 (J. (M. Jessup). Alberta: Banff Springs, VUI, 16 (R. R. 
Currie); Edmonton, IV, 26, 1010 (J. D. Evans). British Columbia: 
Agassiz, VII, 18, 1902; Field, VH, 10, 1001; Groundhog Basin, Big Bend 
Country, \TL 24, 1005 (J. C. Bradley); Kaslo, \T, 13 (R. P. Currie); Kleena 
Kleena, Tatler Lake, X to XIl, 1015 (J. C. Caldwell); Metlakatla, IX, 1010 
(J. H. Keen); Revelstoke, VII, 1, 1005 (J. C. Bradley); Stickeen River 
(H. F. Wickham); Victoria. Yukon Territory: near 60 Mile River, 1007 
(T. P. Reilly). Washington: Ellensburg; (Monroe, VH, 4, 1005 (E. C. 
\'an Dyke); Olympia (T. Kincaid); Pullman, VII, 27, 1010 (J. A. Hyslop). 
Oregon: Portland (R. P. Currie). Xevada: Ormsby County, VH (C. F. 
Baker). California: Bryson, (Monterey County, IV, 23, 1017 (E. P. 
Van Duzee); Castillea, VII, 1, 1012 (J. A. Kusche); Doble; Fallen Leaf 
Lake, Eldorado County, VH, 22, 1015 (E. C. Van Dyke); Eureka, \T, 20 
(H. S. Barber); Fieldbrook, V, 10, 1003 (H. S. Barber); Fort Crook; Gilroy; 
Gold Lake Camp, Plumas County, 5 II, 10, 1016 (H. G. Dyaip; Huntington 
Lake, Fresno County, 7000 feet, Vll, 9, 1910 (E. P. Van Duzee); Inyo 
County, VH, 1013 (T. S. Brandegee); Los Angeles (1). W. Co(iuillett) ; 
Mesa Grande, Sonoma County, VH, 31, 1908 (F. E. Blaisdell); Mount 
Eddy, 0000 feet, Siskiyou County, VII, 28, 1918 (E. P. Van Duzee); Santa 
Cruz (Mountains; Sequoia Xational Park, 9000 feet, \Tt, 10, 1007 (J. C. 
Bradley). Palaearctic Region. 
Description. — Black, sometimes with brownish tinge; ajiical half of third 
antennal segment and sometimes extreme apex of second, and a])ical mar- 
gins or angles of connexival segments, yellowish white; membrane whitish 
hyaline, with brownish maculation; ventral surface dull brown, the con- 
nexival segments sjiotted. 
Head as long as broad, longer than pronotum (,21 to 10); tylus thick, sides 
nearly jiarallel; impressions of vertex broad, rather shallow, jiarallel, com- 
pletely connected posteriorly, forming a broad U; preocular tubercles dis- 
tinct, obtuse; antenniferous spines short and rather stout, reaching middle 
of first antennal segment, moderately acute, iiarallel or slightly divergent, 
the lateral tooth alisent; postocular tubercles low, rounded or obtuse; an- 
tennae (fig. 44c) moilerately slender, often more or less flattened and variable 
in thickness, somewhat shorter than head and pronotum together (37 to 40), 
the first segment reaching middle of tylus, length of second equal to or slightly 
TRANS. AM. ENT. SUC., XLVII. 
