448 PROCEEDINGS OF THE NATIONAL MUSEUM vol. lis 



28. Propodeum with an incomplete median furrow; area below furrow and 



lateral areas finely and evenly punctate. Internal genitalia short; 

 length equal to twice the height; stylet arch in a horizontal plane. 



60. squamosa, new species 



Propodeum with a wide, shallow, complete median furrow that narrows 



ventrally; furrow crossed by irregular horizontal ridges; lateral areas 



roughly ridged and punctate. Internal genitalia with length less than 



twice the height and stylet arch in an oblique plane . 61. calycis Bugbee 



29. Size large, averaging 4.5 mm. (3.9-5.2) in length; ninth tergum elongate 



averaging .28 mm. in length (.25-.32) ; marginal and postmarginal veins 



often equal in length 62. pini Bugbee 



Size medium, averaging 3.2 mm. (3.0-3.7) in length; ninth tergum averaging 

 .20 mm. (.17-.22) in length; marginal usually longer than postmarginal. 



63. baccae, new species 



30. Ninth abdominal segment short and blunt, averaging less than 0.20 mm. in 



length (range .10-19) 31 



Ninth abdominal segment more elongate and acutely pointed, averaging 

 0.20 mm. or more in length (range .23-.29) 42 



31. Median fiurow of propodeum wide and indicated by lateral carinae in upper 



one-third to one-half only, or may be absent 32 



Median furrow complete to base of propodeum and limited laterally by 

 complete lateral carinae 38 



32. Abdomen quite plump, only slight lateral compression; marginal vein longer 



than postmarginal vein; ninth tergum very short and stubby averaging 



less than .10 mm. in length 64. rhois Crosby 



Abdomen compressed but not extremely so; marginal vein often euqal in 

 length to postmarginal; ninth tergum more elongate, averaging .10 mm. 

 or more in length 33 



33. Legs with a black to dark reddish-brown infuscation on all femora and tibiae; 



coxae usually black 34 



Legs all yellow or black to dark-brown infuscation on hind- and midlegs 

 only; coxae may be yellow or black 37 



34. Color dark brown to black; marginal vein broader than postmarginal; 



tegula and scape yellow to brown 35 



Color black, marginal vein linear or about same width as postmarginal; 

 tegula and scape most often black or dark brown 36 



35. Marginal and postmarginal veins most often equal in length; antenna 



filiform; dorsal valves of genitalia narrow for horizontal length and stylet 



arch in an oblique plane 65. levo, new species 



Marginal vein alwaj's longer than postmarginal vein; antenna subclavate; 

 dorsal valves broad for horizontal length and stylet arch in a horizontal 

 plane 66. crassineura Ashmead 



36. Propodeum with a median furrow that is wide at top but narrows ventrally; 



lateral and central carinae distinct in upper one-half to three-quarters; 



first funicle joint narrow and elongate 67. parva Phillips 



Propodeum flat and without a median furrow; surface finely punctate; first 

 funicle joint longer than wide but not noticeably thin and elongate. 



68. fusca, new species 



37. Legs with black or brown infuscation on hindfemora and tibiae and occa- 



sionally on midfemora and tibiae; marginal vein stout or broader than 

 postmarginal vein. Ninth tergum short, averaging .15 mm. in length 

 (.12-.17) 69. iniquus Bugbee 



