ICHNEUMON-FLIES, PART 2] EPHIALTINAE 179 



Color as described under the subspecies. 



This is a Holarctic species, with two Nearctic subspecies as keyed 

 and described below: 



MALES 



1. Apical 0.4± of hind basitarsus fuscous; metapleururn black to fulvous; range: 

 most of America north of Mexico .... 2a. ovivora ovivora (Boheman) 

 Apical 0.2 ± of hind basitarsus fuscous; metapleururn fulvous; range: Carolinian 

 fauna. Not always distinguishable from male of T. ovivora ovivora. 



2b. ovivora rufopectus (Cresson) 



FEMALES 



1. Face to 30 percent white, the rest black; ovipositor sheath 0.36 to 0.43 as long 

 as front wing; apical 0.38 ± of hind basitarsus fuscous (fig. 322, b); 

 metapleururn entirely black to entirely ferruginous or fulvous. 



2a. ovivora ovivora (Boheman) 

 Face 30 to 100 percent white, the rest black or brown; ovipositor sheath 

 0.43 to O.GO as long as front wing; apical 0.20 ± of hind basitarsus 

 fuscous (fig. 322, c) ; metapleururn always fulvous. 



2b. ovivora rufopectus (Cresson) 



2a. Tromatobia ovivora ovivora (Boheman) 

 Figure 322,b 



Pimpla ovivora Boheman, 1821, Svenska Vetensk.-Akad. Handh, ser. 3, vol. 9, p. 



336; cf, ? Lectot3 T pe: (hereby designated): 9 , Smolandia, Sweden (Stock- 

 holm) . 

 Pimpla scriptifrons Cresson, 1870, Trans. Amer. Ent. Soc, vol. 3, p. 148; 9 • 



New synonymy. Lectotype: 9 , Delaware (Philadelphia). 

 Pimpla vidua Walsh, 1873, Trans. Acad. Sci. St. Louis, vol. 3, p. 140; 9 . Type: 



9 , ?Illinois (destroyed in Chicago fire of 1871). 

 Pimpla defensator Davis, 1898, Trans. Amer. Ent. Soc, vol. 24, p. 367; 9 • 



Lectotype: 9 , Agricultural College, Mich. (Philadelphia). 

 Pimpla landerensis Viereck, 1906, Trans. Amer. Ent. Soc, vol. 32, p. 243; 9 • 



Type: 9 , near Lander, Wyo. (Lawrence). 

 Apechtis rugulosa Morley, 1914, Revision of the Ichneumonidae ... in the 



British Museum . . . , vol. 3, p. 34; 9 • Type: 9 , Inverness, Woodcock's 



Landing at mouth of the river Skeena, B. C. (London). 

 Biology: Nielsen, 1923, Entomologiske Meddelelser, vol. 14, pp. 194-195. — 



Shaw, 1930, Journ. New York Ent. Soc, vol. 38, p. 465. 



Front wing of male 4.0 to 7.0 mm. long, of female 4.3 to 7.8 mm. 

 long; upper and lateral faces of propodeum with punctures that are 

 separated by about 1.0 to 1.5 their diameter; ovipositor sheath 0.30 

 to 0.43 as long as front wing. 



Male: Black. Face, frontal orbits to top of eye, clypeus, basal 

 half of mandible, palpi, under side of scape and pedicel, upper margin 

 of pronotum, tegula, subtegular ridge, apex of scutellum, post- 

 scutellum, usually a lateroapical spot on propodeum, front and middle 

 coxae, trochanters, tibiae, and tarsi, and hind trochanters, white; 

 flagellum whitish or pale brown below, fuscous above; mesosternum 



