58 Dr. A. S. Packard, Jr's Revision of the 



Philanthus punctatus, Say. 



P. punctatus, Say, Long's Second Exp. ii. p. 342. (1824). 

 Anthophilus gibbosus, Dahlb. Hym. Eur. i. p. 192. (184">). 

 " Cheilopogonus punctiger,Westw., Zool. Mag? v. p. 441, pi. 22, fig. 4." (1S35). 

 P. punctatus, Smith, Cat. B. M. iv. p. 474. (1S56). 

 Cresson, Proc. v. p. 100. (1865). 



Middle States, (Coll. Ent. Soc. Phil.). New York, (Angus). 



Philanthus albifrons, Cresson. 



P. albifrons, Cresson, Proc. v. p. 101. 

 Rocky Mountains, Col. Terr., (Ridings, Coll. Ent. Soc. Phil.). 



Philanthus flavifrons, Cresson. 



P. flavifrons, Cresson, Proc. v. p. 102. 

 Rocky Mountains, Col. Terr., (Ridings, Coll. Ent. Soc. Phil.). 



DESIDERATA. 



Philanthus barbatus, Smith. 



P. barbatus, Smith, Cat. Hym. B. M. iv. p. 473. (1856). 

 Cress. Proc. v. p. 103. 



"North America," (Smith). 



Philanthus crabroniformis, Smith. 



P. crabroniformis, Smith, Cat. Hym. B. M. iv. p. 474. 

 Cresson, Proc. v. p. 104. 

 " California," (Smith). 



ETJCERCERIS, Cresson. 

 Eucerceris, Cresson, Proc. Ent. Soc. Phil. v. (1865.) 

 Synopsis of the Species. 



a. Posterior abdominal bands narrow linear, or obsolete. 

 % 9 • A broad yellow patch on the propodeum; abdomi- 

 nal rings with linear unbroken bands, that on third 



ring enclosing a broad linear black dorsal band ; 

 meta-scutellum and often the scutellum yellow. ...E. zonatus, Cresson. 

 % 9- Three posterior abdominal bands obsolete, thorax 



black, as is also the propodeum E. laticeps, Cresson. 



b. Each abdominal ring with a single broad yelloxo band. 

 %. Front entirely yellow, abdominal bands unusually 



broad, femora reddish E. superbus, Cresson. 



9- Front with three yellow vertical bands, two discon- 

 nected linear small yellow bands on the second 

 ring, femora black E. flavocinctus, Cress. 



% . Front very narrow, especially above; femora yellow, 



with a black line above; propodeum black E. cingulatns, Cresson. 



%. Front trilineated vertically with yellow, clypeus 

 fusco-testaceous, femora red; propodeum four- 

 spotted, a yellow dislocated mesial V E. fulvipes, Cresson. 



Eucerceris zonatus, Cresson. 



Philanthus zonatus, Say, West., Quart. Rep. ii. p. 79. (1823.) 



Amer. Ent. pi. 49. (1824.) 

 Eucerceris zonatus, Cresson, Proc. v. p. 105. (1865.) 

 "Arkansas," Say. Illinois, (Coll. Ent. Soc. Phil.). 



