490 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.58. 



30. Ovipositor sheaths hardly half as long as the abdomen; first abdominal 



tergite narrowing from the middle to the apex, and with the smooth 



median longitudinal depression not bounded by sharp carinae 31. 



Ovipositor sheaths about as long as the abdomen; first abdominal tergite 

 not narrowing to the apex, and with a long, slender, sharply-margined 

 longitudinal fovea 33. 



31. First abdominal tergite rugulose 27. pseudoglossae, new species. 



First abdominal tergite smooth, at most with a few scattered punctures_32. 



32. First abdominal tergite at least two and one-half times as long as broad 



at apex, narrower at apex than at base, and with the sides not bulging 



outwardly 28. hyalinus (Cresson). 



First abdominal tergite about twice as long as broad at apex, not dis- 

 tinctly narrower at apex than at base, the sides bulging out- 

 wardly 29. vulgaris (Ashmead). 



33. First abdominal tergite entirely smooth 30. inmlaris, new name. 



First abdcuiinal tergite more or less rugulose 34. 



34. All coxae black 35. 



Only the posterior coxae black 31. rliomhoiddUs (Ashmead). 



35. Abdomen entirely black above; stigma clear, pigmented only around 



margin 32. meridionalis (Ashmead). 



Third abdominal tergite largely testaceous; stigma brown 



38. conaitchetoruin Viereck. 



36. Antenna 1 scape .yellow; second abdominal tergite delicately acicu- 



lated 34. piceoventris, new name. 



Antennae unicolorous 37. 



37. Mesoscutum with the parapsidal grooves distinct posteriorly; second ab- 



dominal tergite finely longitudinally aciculated. 



35. aciculatus (Ashmead). 

 Mesoscutum without indication of parapsidal grooves 38. 



38. Wings whitish-hyaline, the stigma pale brown and very broad, the veins 



colorless ; ovipositor sheaths almost as long as the abdomen ; antennae 



brown and shorter than the body in the female 36. carpatus (Say). 



Wings hyaline, the stigma and veins brown ; ovipositor sheaths only half 

 as long as the abdomen ; antennae deep black, and as long as the body in 

 the female 37. forhesi Viereck. 



39. Propodeuin rugose and opaque, the areola entirely strongly margined; 



stigma always brown 40. 



Propodeum only weakly roughened and shining, sometimes merely punc- 

 tate; areola not separated from a narrow, rather indistinct basal 

 median area 42. 



40. Posterior femora black 38. epJicsliac Baker. 



Posterior femora mostly pale 41. 



41. Posterior femora entirely yellow 39. edicardsii Riley. 



Posterior femora reddish-testaceous, with the apical thii'd black 



40. picsius Viereck. 



42. Disk of scutellum wholly irapunctate and very highly polished; mesoscu- 



tum shining, very shallowly, almost indistinctly, punctate, with fine in- 



con.spicuous pube.scence 41. polijchrosidis Viereck. 



Disk of scutellum with some punctures, opaque; mesoscutum opaque, dis- 

 tinctly closely punctate, and, together with the disk of scutellum, very 

 strongly, conspicuously pubescent 42. canarsiae Ashmead. 



43. Postei-ior femora reddish-testaceous , 43. fumiferanae Viereck. 



Posterior femora black 44. 



