82 U. S. NATIONAL MUSEUM BULLETIN 216 



4. Metopius (Cultrarius) xanthostigma Ashmead, new combination 



Figure 184,f 



Metopius xanthostigma Ashmead, 1890, Proc. U. S. Nat. Mus., vol. 12, p. 438; 

 c?. Type: d\ North Carolina (Washington). 



Front wing 9.5 to 12 mm. long; facial shield about 1.33 as high as 

 wide, without a median longitudinal carina, with coarse punctures 

 separated by about 1.3 their diameter and smaller punctures on the 

 interspaces; wider segments of flagellum about 2.0 as wide as long; 

 galea somewhat elongate, with moderately dense setae; glossa short; 

 second segment of maxillary palpus moderately swollen, a little 

 flattened, in male about 4 times as long as wide, in female about 3 

 times as long as wide; punctures on mesopleurum and metapleurum 

 coarse, those on mesopleurum separated by about 0.7 their diameter, 

 those on metapleurum separated by about their diameter; prepectal 

 carina extending a little above sternaulus; areolet about 2.1 as wide as 

 length of second intercubital vein; claws of front and middle tarsi 

 pectinate on their basal 0.65. 



Black. Face except for a median vertical area in female and some- 

 times in male, sometimes part of cheek in male, side of frons, in- 

 terantennal process, labrum of male, sides of labrum of female, second 

 segment of maxillary palpus, spot on under side of scape and often of 

 pedicel, wide mark along upper margin of pronotum, broad mark over 

 subtegular ridge and connected with vertical mark on upper front 

 part of mesopleurum, apical 0.7 ± of scutellum, small mark on baso- 

 lateral carina of scutellum, small spot above middle coxa, most of 

 metapleurum, small spot at apex of area dentipara, apex of fore and 

 middle coxae above and in front, usually dorsal and anterior apical 

 marks on hind coxa, apical part of first trochanters, second trochanter 

 of hind leg, apex of front and middle femora (on the front of front 

 femur extending basad), front and middle tibiae except for brownish 

 stripe beneath, front and middle tarsi, apex of hind femur, basal 0.4, 

 apex, and upper side of male hind tibia, basal 0.3 and sometimes 

 narrow apex of female hind tibia, hind tarsi more or less, apical 0.33, 

 0.3, 0.25, 0.2, 0.18, and 0.18 of tergites one through six, respectively, 

 and male genitalia, yellow; palpi and hind tibia brown (where not 

 yellow) ; wings strongly tinged with brown. 



Specimens: d 1 , 29, Takoma Park, Md., Sept. 29, 1945, Oct. 17, 1942, 

 and Oct. 25, 1944, H. and M. Townes (Townes). 9, Yellow Medicine 

 Co., Minn., Sept. 15, 1938, C. E. Mickel (St. Paul). d\ Blowing 

 Rock at 4,000 ft., N. C, Sept. 14, 1921, J. C. Bradley (Ithaca). 9, 

 Raleigh, N. C, Oct. 2, 1911 (Washington). & (type), North Caro- 

 lina (Washington). d\ Valley City, N. Dak., Aug. 28, 1917, P. W. 

 Fattig (Washington). 3d" , 49, Cedar Mountain, N. C, Oct. 4, 1941, 

 H. and M. Townes (Townes). 69, Greenville, S. C, Oct. 9 and 10, 



