NORTH AMERICAN HYMENOPTERA. 251 



Bibliography and Synonymy. 



T. validus Oess. 



T. validus Cr , Tihhs. Am. Etit. Soo. iv, p. 216, 9 % . 



T. breviventris Pattoii, Proc. Bost. Soc. Nat. Hist, xx, p. 392. 

 T. mandibularis Patt. 



T. mandihnlnris Patt., ibid. p. 394, 9 %. 

 T. harpax Patt. 



T. harpax Patt., it)id. p. 395. 9 %. 

 T. calca.ratus ii. sp. 

 T. breviventris Cress. 



T. breviventris Cress., loc. cit. p. 21(5, % . 

 T. prsedator ii. sp. 

 T. columbise u. sp. 

 T. crassus Patt. 



T. crassus Patt., loc. cit. p. 393, 9 • 

 T. pepticus Say. 



Lyrops pepticus Say, Bost. Journ. i, p. 371, 9 % ■ 



Tachytes pepticus Siii., Cat. Brit. Mas. Hym. iv, p. .308. 

 T. fulviventris Cress. 



T. fulviventris Cr., Proc. Ent. Soc. Phil, iv, p. 466, 9 . 



T. cselebs Patt., Bull. U. S. Geol. Survey, v, p. 355. %. 

 T. spatulatus n. sp. 

 T aurulentus Fab. 



Larra aurulenta Fab., Syst. Piez. p. 220. 



Lyrops aurulenta Say, Bost. Journ. i, p. 371. 



f Tachytes aurulentus Lep., Hym. iii, p. 247. 



Tachytes aurulentus Sm., Catal. Brit. Mus. iv, p. 306. 



Liris coxalis Patton, Ent. News, iii, p. 9 ^ • 

 T. contractus ii. sp. 

 T. distinctus Sm. 



T. distinctus Sm., Catal. Brit. Mus. iv, p. 307, 9 ■ 

 T. elong-atus Cress. 



7'. elnngatus Cr., Trans. Am. Ent. Soc. iv, p. 21.5, % . 

 T. sericatus Cress. 



T. sericatus Cress., ibid., p. 216. 9 % . 

 T. rufofasciatus Cress. 



T. rufofasciatus Cress., ibid. p. 217, % . 

 T. minimus n. sp. 

 T. abdominalis Say. 



Larra abdominalis Say, West. Quart. Rep. ii, p. 77, 9- 



Larrada abdominalis Cr., loc. cit. i, p. 379. 



Tachytes abdominalis Cress., loc. cit. iv, p. 217. 

 T. obscurus Cress. 



T. obscurus Cress., loc. cit. p. 217, 9 • 

 T. texanus Cress., ibid. p. 217. % . 

 T. parvus n. sp. 

 T. obductus n. sp. 

 T. mergus n. sj). 



UNIDENTIFIKI). 

 T. dives Lep. 



T. dives Lep., Hym. iii, p. 247, 9- 



TRANS. AM. ENT. SOC. XIX. SEPTKMUKU, 1592 



