Sphecoidea of Nebraska 8I 
Males 76, females 44: Omaha (40), Child’s Point (3), Weep- 
ing Water (1), Louisville (5), South Bend (5), Lincoln (15), 
Neligh (1), Maskell (1), West Point (6), Broken Bow (2), 
Curtis (1), Bridgeport (2), Glen (16), Monroe Canyon (16), 
Bad Lands (3), Warbonnet Canyon (1), Sioux county (1) and 
Pine Ridge (1) ; June 10 to September 19; visits flowers of Meli- 
lotus alba, Chamaecrista fasciculata, Solidago canadensis, Petalo- 
stemum sp., Symphoricarpos symphoricarpos, Euphorbia margi- 
nata and Helianthus sp. 
Chlorion elegans (F. Smith). 
1856. Sphex elegans F. Smith, Cat. Hym. Brit. Mus., 1V, p. 262. 
1906. Chlorion (Isodontia) elegans Fernald, Proc. U. S. Nat. Mus., 
De, yp 361: 
Males 1, females 7: Glen (4), Monroe Canyon (3), and Bad 
Lands (1); August 14 to August 24. 
Chlorion lucae (Saussure). 
1867. Sphex lucae Saussure, Reise d. Novara, Hymen., p. 41. 
1906. Chlorion (Proterosphex) lucae oe Proc. U. S. Nat. Mus., 
XXXI, p. 365. 
Males 2, females 2: Curtis (1), Bridgeport (1), Haigler (1) 
and Glen (1); July 8 to August; visits flowers of Melilotus alba. 
Chlorion ichneumoneum (Linnaeus). 
1758. Apis ichneumonea Linnaeus, Syst. Nat., 12th ed., I, p. 578. 
1906. Chlorion (Proterosphex) ichneumoneum Fernald, Proc. U. S. 
Nat. Mus., XXXI, p. 390. 
Males 73, females 67: Omaha (12), Child’s Point (1), Union 
(3), Humboldt (1), Louisville (21), Lincoln (23), Fairmont (1), 
West Point (2), Culbertson (1), Imperial (1), Haigler (1), 
Dundy county (1), Carns (2), Halsey (1), Mitchell (19), Har- 
rison (1), Glen (17), Monroe Canyon (13), Warbonnet Canyon 
(7) and Bad Lands (6) ; June 21 to September 12; visits flowers 
of Asclepias syriaca, Symphoricarpos symphoricarpos, Silphium 
integrifolium, Asclepias incarnata, Asclepias verticillata, Solidago 
glaberrima, Mentha canadensis, Euphorbia sp., Melilotus alba, 
Petalostemum candidum and Cleome serrulata., 
399 
