636 



U. S. NATIONAL MUSEUM BULLETIN 216 



albitibia, Scambus (Erythroscambus), 



Epiurus, 77 

 alboannulata, Coccygomimus, Pimpla, 



328 

 albomaculata, Rhyssa, 400, 404 

 albopictus, Xorides (Xorides), Xylono- 



mus, 492 (key), 517, 518; and 



609, 611, 612, 624, 627 (figs.) 

 albopictus species group, Xorides, 492 



(key), 515 

 alborhombarta Zatypota, Clistopyga, 



265 (key), 278, 279, 621 (fig.) 

 alboricta, Acropimpla, Pimpla, 161 



(key), 162, 163; and 585, 617, 



627, 632 (figs.) 

 alboscutellaris, Acropimpla, Hemipim- 



pla, Selenaspis, 159, 160 

 albotibiale, Odontocolon, Odontomerus, 



451 and 454 (key), 480, 482 

 Alophosternum, 5, 6, 7, 8 (key), 16, 206, 



587 (fig.) 

 foliicola, 207, 208, 587 and 634 



(figs.) 

 Alophosternum generic group, Pimplini, 



7 

 alpensis, Podoschistus, Xorides, 387 

 alternans, Itoplectis, 284 

 alternans spectabilis, Itoplectis, 281 

 alutaria, Clistopyga, 196 (key), 200, 201 

 americana, Poemenia, Euxorides, 377 



(key), 382 

 americana americana, Poemenia, 382 



(key), 884 

 americana nebulosa, Poemenia, 382 



(key), 383, 384 

 americana, Theronia atalantae, 354 

 americanus, Euxorides, 376, 384 

 amoena, Rhyssa, 401 

 amoena species group, Rhyssa, 397 



(key), 400 

 amoenus, Arotes, 561 (key), 563; and 



605, 615, 623, 627 (figs.) 

 Amphixylonomus, 502 



konduensis, 502 

 Anastelgis, 7, 10 (key), 109, 584 (fig.) 

 brasiliensis, 110 

 terminalis, 109, 110, 584 and 626 



(figs.) 

 angens, Tromatobia, 181 

 anguina, Grotea, 538 (key), 540, 603 



(fig.) 

 animosa, Pimpla, L90 



annulata, Scambus (Ateleophadnus) , 



Pseudopoemenia, 27 

 annulicornis, Ephialtes, Pimpla, 303 



(key), 805, 622 (fig.) 

 annulicornis, Epirhyssa, 494, 495 

 annulipes, Clistopyga, 204 

 annulipes, Coccygomimus, Pimpla, 313 



and 314 (key), 346, 348 

 Anoilontomerus, 439 



tibialis, 439 

 anomala, Sinarachna, Polysphineta, 259 



(key), 261, 620 (fig.) 

 Anomalon humeralis, 498 



mellipes, 467, 468 



recurva, 204 

 antennalis, Xorides (Cyanoxorides), -194 

 antennalis, Xorides (Periceros), Ne- 



oxylonomus, 501 

 Apechthis, 302 



ornatulus, 303 



pacificus, 307 

 Apechtis, 302 



flavonotata, 302 



rugulosa, 179 

 apicalis, Labena, Microtritus, 531, 533 

 apicalis, Theronia, Epimecoideus, 351 

 apicatus, Arotes, 576 

 Apistephialtes, 7, 10 (key), 87, 583 



(fig.) 

 arcticus, 87, 89 (key), 94, 625 (fig.) 

 ascaniae, 87 

 atriceps, 88 

 caudata, 87, 88 

 coracinus, 88 and 89 (key), 99, 627 



and 630 (figs.) 

 crassiseta, 87, 88 

 cydiae, 87, 88 

 dentatus, 88 (key), 97, 90, 627 and 



630 (figs.) 

 laspeyresiae, 88 

 masoni, 89 (key), 93, 94 

 nucicola, 88 and 89 (key), 95, 96; 



and 583, 626, 630 (figs.) 

 petulcus, 88 and 89 (key), 96, 97, 



627 and 630 (figs.) 

 punctulata, 87, 88 

 tenuiventris, 87, 88 (key), 89, 91; 



and 625, 626, 630 (figs.) 

 variatipes, 88 and 89 (key), 91; 



and 625, 626, 630 (figs.) 

 Apistes, 87 



perversus, 87 



