Sphecoidea of Nebraska 77 
Philanthus gibbosus (Fabricius). 
1775. Vespa gibbosa Fabricius, Syst. Ent., p. 370. 
1859. Philanthus punctatus Say, Leconte Ed., I, p. 231. 
1865. Philanthus punctatus Cresson, Proc. Ent. Soc. Phil., V, p. too. 
1891. Philanthus gibbosus Kohl, Annalen naturhistorischen Hofmu- 
seums, Wien, VI, p. 348. 
Males 118, females 84: Omaha (125), Child’s Point (4), South 
Sioux City (1), South Bend (8), Weeping Water (1), Lincoln 
(6), West Point (13), Curtis (4), Bridgeport (1), Mitchell (3), 
Crawford (1), Glen (22), Monroe Canyon (1) and Warbonnet 
Canyon (2); June 22 to September 19; visits flowers of Meli- 
lotus alba, Chamaecrista fasciculata, Solidago canadensis, Aster 
multiflorus, Helianthus sp., Petalostemum sp., Ceanothus ameri- 
canus and Cleome serrulata. 
Philanthus vertilabris Fabricius. 
1804. Philanthus vertilabris Fabricius, Syst. Piez., p. 303. 
1865. Philanthus vertilabris Cresson, Proc. Ent. Soc. Phil., V, p. 98. 
Males 22, females 57: Omaha (22), Lincoln (1), Fairmont 
(2), Mitchell (43), Harrison (2), Glen (6) and Monroe Canyon 
(3); June 23 to September 9; visits flowers of Melilotus alba, 
Chamaecrista fasciculata and Cleome serrulata. 
Philanthus vertilabris frontalis Cresson. 
1865. Philanthus frontalis Cresson, Proc. Ent. Soc. Phil., V, p. 99. 
1879. Philanthus ventilabris frontalis Patton, Bull. U. S. Geol. Surv., 
V, D. 355- 
Males 44: Omaha (7), Louisville (1), Lincoln (1), Fairmont 
(2), Red Cloud (1), Sidney (1), Mitchell (30) and Pine Ridge 
(1); June 18 to August 26; visits flowers of Solidago canadensis, 
Solidago glaberrima and Euphorbia sp. 
Ococletes Banks 
KEY TO THE SPECIES 
1. Ground color of basal abdominal segment red ................ basilaris 
Ground color of basal abdominal segment black ................... 2 
2. Distance between two posterior ocelli of male equal to the distance be- 
tween them and the nearest eye-margin; femora of female testa- 
TOUTS Te erat 5 ks are, seta ROT ores tain Seema no iit o aiomins ey paca sanborni 
