160 HYMENOPTERA. 



208. POMPILUS MARGINATUS. 



Pompilus mai'ginatus, Say, Nar. Exped. St. Peter's River, Ap- 

 pend, p. 67. 2. 



Hah. North America (Missouri). 



209. Pompilus nebulosus. B.M. 



Pompilus nebulosus, Dahlb. Hym. Europ. i. 48. 

 Pompilus Philadelphicus, St. Farg. Hym. iii. 423. 9. 

 Pompilus atroviolaceus, Harris, Cat. 



Hab. N.America; Philadelphia; St. John's Bluff ; East Florida. 

 (E. Doubleday.) 



210. Pompilus petiolatus. B.M. 

 Pompilus petiolatus. Say, Bost. Journ. i. 305. 9. 



Hab. North America. 



211. Pompilus pallidicornis. B.M. 



Female. Length 8 lines. — Black : the antennae pale yellow, 

 the scape and basal joint of the flagellum black ; the posterior 

 margin of the prothorax angular ; the metathorax rounded be- 

 hind and transversely striated ; wings dark brown with a violet 

 iridescence, having a large pale yellow irregularly -formed macula 

 on the anterior pair near their apex, the macula the same width 

 as the marginal cell from which it emanates ; legs thickly spinose, 

 the posterior tibiae serrated. Abdomen covered with a fine seri- 

 ceous pile, which has a violet iridescence. 



Hab. St. John's Bluff; East Florida. 



212. Pompilus 5-notatus. B.M. 

 Pompilus 5-notatus, Say, Bost. Journ. i. 304. 5. 



Hab. N. America (Indiana) ; Hudson's Bay ; Nova Scotia. 



213. Pompilus sordidus. B.M. 

 Pompilus fuscipennis, St. Farg. Hym. iii. 434. 29, nee Say. 

 Hab. North America; Philadelphia; East Florida. 



