66 Clarence E. Mickel 
Crabro (Synothyreopus) bruneri (Mickel). 
1916. Thyreopus bruneri Mickel, Trans. Amer. Ent. Soc., XLII, p. 
422. 
Males 5, females 7: Warbonnet Canyon (2) and Sioux county 
(9) ; May. 
Crabro (Synothyreopus) advenus F. Smith. 
1856. Crabro advenus F. Smith, Cat. Hym. Brit. Mus., IV, p. 421. 
1895. Crabro advenus Fox, Trans. Amer. Ent. Soc., XXII, p. 171. 
Males 4, females 6: Omaha (2), Weeping Water (1), Lincoln 
(4), West Point (2) and Glen (1) ; June 18 to September 3. 
Crabro (Paranothyreus) hilaris, F. Smith. 
1856. Crabro (Thyreopus) hilaris F. Smith, Cat. Hym. Brit. Mus., 
IV, p. 416. 
1895. Crabro lilaris Fox, Trans. Amer. Ent. Soc., XXII, p. 179. 
Females 6: Lincoln (4) and West Point (2); June 20 to Oc- 
tober. 
Crabro (Paranothyreus) cognatus Fox. 
1895. Crabro cognatus Fox, Trans. Amer. Ent. Soc., XXII, p. 178: 
Females 6: Lincoln (1), Mitchell (4) and Harrison (1) ; 
August 5 to August 30. 
Crabro (Paranothyreus) cingulatus (Packard). 
1867. Thyreopus cingulatus Packard, Proc. Ent. Soc. Phil., VI, p. 366. 
1895. Crabro cingulatus Fox, Trans. Amer. Ent. Soc., XXII, p. 177. 
Males 1, females 4: Lincoln (1), West Point (1), Haigler (1), 
Glen (1) and Monroe Canyon (1); June 7 to August 20. 
PHILANTHINAE 
KEY TO THE GENERA 
1. Eyes entire within; submedian cell of posterior wings much shorter 
than the median on the median vein; female with a distinct pygidial 
LES, beds ae te NAN Nee eh POU Oy, ve eet ere aac ie eran cate ey renee hava oe Apilanthops 
Eyes more or less emarginate within; submedian cell of posterior 
wings as long or slightly longer than the median on the median vein; 
femalenwithout a pyoidialsanea.. ase qoselccies acti eee ne 2 
2. Femora hairy below only; eyes of male not approximate above, 
Philanthus 
Femora hairy all over; eyes of male approximate above ....Ococletes 
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384 
