AMERICAN IIYMENOPTERA. 197 



10. atrox, Cress. Trans. Am. Ent. Soc. ii, p. 9.3, 9 . 



Ilah. — Dakota Territory. Black, second abdominal segment with 

 a broad transverse ferruginous spot; wings fuscous, stigma fulvous; 

 first abdominal segment not elevated before apes. Length $ .02 

 inch. 



11. apicalis, n. sp. 



9. — Deep black; a yellow spot on each side of face; third and following 

 segments of abdomen fulvo-ferruginous; wings violaceous-black; four anterior 

 tibiae and tarsi obscure fulvous; anterior margin of clypeus straight; scutellum 

 obtusely elevated; abdomen subconvex, postpetiole coarsely punctured, disc 

 not elevated. Length .75 inch. 



Hah. — Georgia. (Morrison). 



12. austrinus, Cress. Trans. Am. Ent. Soc. ii, p. 92, % 9 . 



Hah. — Ga , Fla. Black; head, pro- and mesothorax, occasionally 

 the scutellum and disc of metathorax, anterior legs and intermediate 

 tibiae and tarsi, fulvous; antennte orange-yellow, sometimes dusky 

 at tips; wings blackish-fuliginous, with a strong aeneous reflection; 

 first abdominal segment not elevated before apex. Length % 9 

 .85 inch. 



13. nubilipennis, Hald. Proc. Acad. Nat. Sci. Phil, iii, p. 127. 

 Hah. — Can., Pa., Va., Ga. Fulvo-ferruginous, third and following 



abdominal segments black; 9 antennae black with broad yellowish 

 annulus ; % antennae black, slightly tinged with yellowish beneath 

 toward tips ; face and scape beneath of % , and the tibiae except tips, 

 and tarsi yellow; wings dark fuscous, with a strong aeneous reflection, 

 stigma fulvous; first abdominal segment elevated and subpyramidal 

 before apex. Length % 9 .85 inch. 



14. occidentalis, Cress. Trans. Am. Ent. Soc. ii, p. 93, S . 



Ilab. — Dakota Territory. Fulvous; stripe on each side of pro- 

 thorax, stripe on anterior middle of mesothorax, most of pleura, base 

 and flanks of metathorax, coxae, base of third abdominal segment 

 and the following segments except sides of fourth and narrow apical 

 margin of fourth and fifth, all black ; wings fuscous, the base irregu- 

 larly and streak in marginal cell yellow, stigma and costal vein ful- 

 vous; first abdominal segment strongly elevated and subpyramidal 

 before apex. Length % .85 inch. 



15. quebecensis, Prov. Nat. Can. vi, p. 335, 9 . 



Hub. — Cauiida, (coll. Provancher). Large, pale fulvous; tips of 

 antennae, three broad stripes on mesothorax, sides of thorax and 

 beneath, metathorax and fuurth and following abdominal segments 



