36 Clarence E. Mickel 
and Monroe Canyon (1) ; July 28 to August 20; visits flowers 
of Gutierrezia sarothrae and Helianthus sp. 
Hoplisoides pygidialis (Fox). 
1895. Gorytes pygidialis Fox, Proc. Acad. Nat. Sc. Phil., p. 528. 
Females 2: Glen, August 14, 1905, and Monroe Canyon, August 
20, 1908 (R. W. Dawson). 
The specimen taken at Monroe Canyon was caught while sup- 
plying its nest with a leafhopper, Ceresa sp. 
' Hoplisoides microcephalus (Handlirsch). 
1888. Gorytes microcephalus Handlirsch, Sitzungsberichte der Akade- 
mie der Wissenschaften, Wien, XCVIII, p. 405. 
1895. Gorytes microcephalus Fox, Proc. Acad. Nat. Sc. Phil., p. 520. 
Males 3: Meadow, July 3, 1915 (E. G. Anderson) ; Glen, 
August 20, 1906 (H. S. Smith), and Glen, August 21, 1906 (P. R. 
Jones). 
Hoplisoides barbatulus (Handlirsch). 
1888. Gorytes barbatulus Handlirsch, Sitzungsberichte der Akademie 
der Wissenschaften, Wien, XCVIII, p. 408. 
1895. Gorytes barbatulus Fox, Proc. Acad. Nat. Sc. Phil., p. 530. 
Males 1: Pine Ridge (1); July. Female unknown. 
Hoplisoides denticulatus (Packard). 
1865. Gorytes denticulatus Packard, Proc. Ent. Soc, Phil., VI, p. ; 
Orc. 
1888. ene barbatulus Handlirsch, Sitzungsberichte der Akademie 
der Wissenschaften, Wien, XCVIII, p. 410. 
1895. Gorytes denticulatus Fox, Proc. Acad. Nat. Sc. Phil., p. 530. 
Males 1, females 1: Omaha, August 3, 1914 (L. T. Williams), 
on Chamaecrista fasciculata, and Haigler, July 11, 1911 (J. T. 
Zimmer), on Helianthus petiolaris. 
Hoplisoides spilopterus (Handlirsch). 
1888. Gorytes spilopterus Handlirsch, Sitzungsberichte der Akade- 
nue der Wissenschaften, Wien, XCVIII, p. 414. 
1895. Gorytes spilopterus Fox, Proc. Acad. Nat. Sc. Phil., p. 530. 
Females 1: Omaha, July 14,1914 (L. T. Williams), on Chamae- 
crista fasciculata. 
This specimen has the clypeus entirely yellow and the fifth 
354 
Ye 
