86 



U. S. NATIONAL MUSEUM BULLETIN 216 



middle tibiae and tarsi, hind tibia dorsobasally for 0.5 its length, 

 apical 0.8 of first tergite, apicolateral corner and small indefinite 

 median apical mark on second tergite, apical 0.38, 0.32, 0.3, and 0.25 

 of tergites three through sLx, respectively, transverse median apical 

 spot on seventh tergite, and genitalia except basally, pale yellow; 

 antenna reddish brown, darker above and its scape and pedicel yellow 

 beneath; mandible ferruginous, darker apically; labial palpus and last 

 two segments of maxillary palpus light brown; front femur pale brown, 

 darker below, yellow narrowly at base and rather broadly at apex; 

 middle femur brown, yellow narrowly at base and rather broadly at 

 apex; hind tibia dark brown except where noted as yellow; hind tarsus 

 dark brown; wing light brown, the stigma pale brown and the third 

 cubital and discoidal cells paler. 



Figures 55, 56.— Localities: 5S (left), Metopius {Cultrarius) pectoralis; 56 (right), M. (C.) 



ultimatus. 



Type: d" , Columbia, Mo., Sept. 28, 1938, W. S. Craig (Washington, 

 USNM 63621). 



A female described by Brues (1907, Bull. Wisconsin Nat. Hist. Soc, 

 vol. 5, p. 56) from Fedor, Lee Co., Tex., as the female of Metopius 

 birkmani probably belongs to the present species. His specimen is 

 in the Milwaukee Public Museum. 



8. Metopius (Cultrarius) ultimatus Davis, new combination 



Figures 168,a; 184,h 



Metopius ultimatus Davis, 1897, Trans. Amer. Ent. Soc, vol. 24, p. 199; c?. Type: 

 cf, Illinois (Philadelphia). 



Front wing 8.5 to 11 mm. long; facial shield about 1.3 as high as 

 wide, with a strong median longitudinal carina, with coarse punctures 

 and scattered smaller punctures on the interspaces, the interspaces 



