46 CRESSON TYPES OF HYMENOPTERA 



obscurus (Exetastes), Proc. Ent. Soc. Phil., iv, 281, 9. 



1619. Colorado. In good condition. 

 obscurus (Mesoleptus), Proc. Ent. Soc. Phil., iii, 261, 9. 



1569. Illinois. Tip of left antenna off. 

 obscurus (Pezomachus), Can. Ent., iv, 62, 9. 



1211. New Jersey. In good condition. 

 obscurus (Stilpnus), Proc. Ent. Soc. Phil., iv, 259, <?. 



Colorado. Not found. 

 occidentale (Exochilum), Proc. Acad. Nat. Sci., 1878, 366, 9. 



1632. Oregon. Right antenna off ; right upper wing detached. 

 occidentalis (Coleocentrus), Proc. Acad. Nat. Sci., 1878, 376, 9. 



1 43 1. Vancouver Island, British Columbia. In good condition. 

 occidentalis (Cylloceria), Trans. Am. Ent. Soc, iii, 160, 9 cf . 



1474 9. Pennsylvania. In good condition. 

 occidentalis (Ephialtes), Proc. Ent. Soc. Phil., iv, 269, 9. 



1535. Colorado. Apical two-thirds of antennae off. 

 occidentalis (Lampronota), Trans. Am. Ent. Soc, iii, 161, 9. 



1 513. Pennsylvania. In good condition. 

 occidentalis (Trogus), Trans. Am. Ent. Soc, ii, 93, cf 1 . 



1278. Dakota. Both antennae off. 

 occidentalis (Tryphon), Trans. Am. Ent. Soc, ii, 109, 9. 



1355. Illinois. In good condition. 

 occidentalis (Xorides), Proc. Acad. Nat. Sci., 1878, 380, 9. 



1 515. Vancouver Island, British Columbia. Both antennae broken, and right 

 posterior leg off. 

 occiputalis (Hoplismenus), Trans. Am. Ent. Soc, ii, 24, c? 9. 



724 d\ Cordova, Mexico. In good condition. 

 odiosus (Ichneumon), Proc. Acad. Nat. Sci., 1878, 348, d\ 



1046. California. Right antenna off. 

 Ontario (Pimpla), Trans. Am. Ent. Soc, iii, 146, d\ 



1415. Canada. Right antenna off. 

 opaculus (Ichneumon), Proc. Acad. Nat. Sci., 1873, 115, d 1 9. 



671 cf. Mexico. In good condition. 

 opimus (Campoplex), Proc. Acad. Nat. Sci., 1873, 382, 9. 



843. Cordova, Mexico. In good condition. 

 orbitalis (Anomalon), Trans. Am. Ent. Soc, iv, 170, <?. 



1546. Texas. In good condition. 

 orbitalis (Bassus), Proc. Ent. Soc. Phil., iv, 272, 9. 



1 1 19. Colorado. Left antenna off. 

 orbitalis (Cteniscus), Proc. Ent. Soc. Phil., iii, 283, d\ 



1331. Pennsylvania. In good condition. 

 orbitalis (Lampronota), Proc Acad. Nat. Sci., 1873, 408, 9. 



639. Orizaba, Mexico. Tip of left antenna off, also abdomen and posterior 

 legs. 



