474 HYMENOPTERA. 



margin ; a minute spot on each side of the basal segment ; a 

 broad interrupted fascia in the middle of the second segment ; 

 the third, fourth and fifth segments with a narrow fascia on their 

 apical margins, abrujitly widened at the lateral margins, yellow ; 

 beneath, black. 



Hab. North America. (Coll. F. Smith.) 



21. PhILANTHUS VENTILABRIS. B.M. 



Philanthus veutilabris, Fabr. Ent. Syst. Supp. 269. 11-12. 

 Anthophilus ventilabris, Dahlb. Hym. Europ. i. 497. 



Hab. North Carolina ; East Florida (St. John's Bluff). (Coll. 

 E. Doubleday, Esq.) 



22. Philanthus politus. B.M. 



Philanthus politus, Say, Narr. Exped. St. Peter's River, Append. 

 p. 75. 2. 



Hab. Pennsylvania. 



23. Philanthus punctatus. B.M. 



Philanthus (Cheilopogon) punctatus. Say, Narr. Exped. St. Pe- 

 ter's River, Append, ii. p. 75. 1. 



Hab. Pennsylvania ; North Carolina. 



24. Philanthus crabroniformis. B.M. 



Male. Length 4^ lines. — Black : the face below the antenna;, 

 with a line continued upwards along the orbit of the eyes as high 

 as the emargiuation, a large campanulate- shaped snot above the 

 clypeus, a spot behind the eyes, two on the vertex, the mandibles, 

 scape, and three basal joints of the tlagellum in front, yellow; 

 the head large, shining, finely but not closely punctured. Tho- 

 rax : the hinder margin of the collar raised, yellow, and sub- 

 interrujited in the middle ; the tegulse, tubercles, two spots be- 

 neath the wings, two on the scutellum, the post-scutellum, a 

 spot at the lateral posterior angles of the metathorax, the apex 

 of the femora, the tibise and the tarsi, yellow ; the wings fulvo- 

 hyaline, the nervures pale ferruginous, with a faint cloud beyond 

 the marginal cell ; the mesothorax smooth and shining, and 

 having a few scattered punctures ; in the middle is a deep longi- 

 tudinal channel, and a finer one on each side; the posterior 

 margin closely punctured in front of the scutellum. Abdomen 

 shining, with deep scattered punctures ; the first segment with a 

 broad slightly interrupted band in the middle ; the second seg- 



