ICHNEUMON-FLIES, PART 2 1 EPHIALTINAE 251 



3. Polysphincta tuberosa Gravenhorst 



Figure 332,i 



Front wing of male 4.2 to 5.3 mm. long, of female 4.5 to 7.0 mm. 

 long; hairs on mesoscutum moderately sparse, evenly distributed; 

 metapleurum evenly covered with moderately dense hairs; submeta- 

 pleural carina absent, or sometimes present as a vestige; propodeum 

 smooth, sometimes weakly and narrowly mat at its apical 0.55; 

 median longitudinal carinae of propodeum usually weak, sometimes 

 almost lacking; pleural carina of propodeum lacking; intercubitus 

 about 0.35 as long as second abscissa of cubitus; first tergite about 1.4 

 as long as wide in male, about 1.2 as long as wide in female; second 

 through fourth tergites polished. 



Coloration as described under the subspecies. 



There is a northern Nearctic and a European subspecies as keyed 

 and described below: 



1. Hind coxa black; range: Europe 3a. tuberosa tuberosa Gravenhorst 



Hind coxa fulvous; range: North America. . 3b. tuberosa bruneti Provancher 



3a. Polysphincta tuberosa tuberosa Gravenhorst 



Polysphincta tuberosa Gravenhorst, 1829, Ichneumonologia europaea, vol. 3, p. 

 115; 9 • Types: 9 9 , Austria and Italy (lost during World War II). 



Front and middle coxae of male whitish, blackish basally; hind 

 coxa of male and all coxae of female mostly black; first trochanter 

 of hind leg of male and of all legs of female partly blackish; ground 

 color of hind femur fulvous to dark brown. Color otherwise as de- 

 scribed for P. tuberosa bruneti. 



Described from a male and four females from Ireland and Germany. 



3b. Polysphincta tuberosa bruneti Provancher, new status 



Figure 324,c 



? Polysphincta Bruneti Provancher, 1873, Naturaliste Canadian, vol. 5, p. 471; 



9 . Type: 9 , Quebec Province (Quebec). 

 Polysphincta (Polysphincta) elongata Cushman, 1920, Proc. U. S. Nat. Mus., vol. 



58, p. 25; 9 • New synonymy. Type: 9 , Mount Washington, N. H. 



(Washington). 



Male: Black. Clypeus and mandible dark reddish brown; palpi 

 white; pedicel in front and apex of scape in front, stramineous; tegula 

 and hind corner of pronotum white; scutellum fulvous; most of 

 mesocutum and mesopleurum fulvous or stained with fulvous; front 

 and middle coxae whitish, pale fulvous at base; hind coxa fulvous; 

 trochanters whitish, the first trochanter of hind leg fulvous basally; 

 front and middle femora pale fulvous, whitish at apex and stained 



