ASIIMEAD ; 



'LASSIl-ICATION OF THF CIIAI.cn) FI.IF.S 2~)^ 



24. Antemue 12- or 13-joiiited ; tlionix l)l;uk ; liiiid fi'ii\(ini aniicil with iiiiiiiy minute teetli. .Smicra Sjiinohi 

 Aiiti'iiiia; 14-joiuted ; thorax yellow or yellow niarkcd with black ; liiiul femora armed with (> teeth. 



Epitranus Walker. 



25. Hind femora armed with one large tooth near base followed by many .small or minute teeth, from 10 



to 20 or more 2G 



Hind femora armed with from H to 9 large teeth 30 



26. Metathorax armed with from 2 to 4 teeth or projections 29 



Metathorax unarmed. 



Scutelliim at apex unarmed, without an emarginate or bidcntate plate 27 



Scutellum at apex armed with an emarginate or bidentate plate. 



27. Abdominal petiole very long and slender, as long as the thorax or nearly 28 



Abdominal petiole usually short and stout, or at least never very long nor very slender. 



Pronotum anteriorly rounded or sloping, not acute ; jjetiole carinate. Eustypiura Ashmead. 

 Pronotum anteriorly acute ; petiole not carinate Spilcchalcis Thomson. 



28. Scape of anteume abnormal, long and clavate, extending far al)ove the ocelli. Ceratosmicra .Vshmead. 

 Scape of antennsE slender, cylindrical, not or only slight extending above the ocelli. Sayiella .Vshmead. 



29. Metathorax bi-dentate ; a tooth on each side of the petiole. 



Scape of antennre normal ; abdominal petiole not very long nor slender. 



Spilcchalcis Thorns. ( partim). 

 Scape of antenme usually long and slender, extending much beyond the ocelli ; abdominal 

 petiole very long and slender, as long or nearly as long as the tlioi ax. 



Mischosmicra Ashmead. 

 Metathorax quadridentate ; two teeth on each side of the petiole. 



Scutellum at apex, bidentate or with an emarginate plate Xanthomelanus Ashmead. 



Scutellum at apex normal, unarmed. 



Thorax wholly black ; scape of antenn;e normal, petiole of abdomen normal. 



Melanosmicra Ashmead. 

 Thorax yellow or yellow marked with black ; scape of antenmc abnormal ; petiole of ab- 

 domen very long. 



Scape long and clavate, excavate at apex beneath, extending far above the ocelli. 



Ceratosmicra .Vshmead. 

 Scape slender, cylindrical and extending only slightly beyond the ocelli. 



Sayiella Ashmead. 



30. Antenntc 13- or 14-)ointed 31 



Antenmc 12-jointed : metatliorax iiuudii.le..l..l Thaumapus Kirby. 



31. Antennae 13-jointed ■52 



AntenniC 14-jointed. 



Hind femora armed with large or modcratesi/ed teeth Epinseus Kirby. 



32. Hind femora armed with 8 large teeth or less 33 



Hind femora armed with 9 moderately large teetli Enneasmicra Ashmead. 



33. Hind femora armed with 7 large teeth or less 34 



Hind femora armed with 8 large teeth. 



Mesonotum without distinct parapsidal furrow Protoceras Kirby. 



Mesonotum with distinct parapsidal furrows Octosmicra Ashmead. 



34. Hind femora with 6 large teeth or less 35 



Hind femora with 7 large teeth Heptasmicra Ashmead. 



