ICHNEUMON-FLIES — GELINAE : MESOSTENINI 151 



This subspecies occurs from southern British Columbia to southern 

 Cahfornia and eastward to Colorado. 



5f. Ischniis inquisitorius atricollaris (Walsh) 



Cryptus atricollaris Walsh, 1873, Trans. Acad. Sci. St. Louis, vol. 3, p. 72; cf, ?. 



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

 Cryptus varius Provancher, 1874, Naturaliste Canadian, vol. 6, pp. 177, 200; cf . 



Type: cT, Quebec (lost). 

 Ischnus exilis Provancher, 1875, Naturaliste Canadian, vol. 7, p. Ill; cf. Lecto- 



type: cf, Quebec (Quebec). 

 Spilocryptus neomexicana Viereck, 1903, Trans. Amer. Ent. Soc, vol. 29, p. 



81; cf. Type: cT, Beulah, N. Mex. (Philadelphia). 



Sculpture of pleura and propodeum averaging a little finer and 

 weaker, and punctures on second tergite averaging a little weaker and 

 sparser than in the subspecies pedoralis and atriceps. 



Typical male: Head black, the orbit (sometimes interrupted on 

 upper part of temple), cheek, clypeus, and usually a central spot or 

 all of face, white; mandible white, darkened apically; palpi white, 

 brown apically; scape and pedicel light brown below, fuscous above; 

 flagellum black, with a white band; propleurum entirely black or 

 partly white; pronotum black, its front, lower, and upper edges 

 bordered with white; mesoscutum black, with a median white spot; 

 tegula white; mesopleurum black, with a white mark on sub tegular 

 ridge, speculum, and above sternaulus, or the latter two spots more or 

 less enlarged and confluent; mesosternum black with a white stripe 

 next to sternaulus, or largely white; metapleurum black or black and 

 fulvous, white apically; apical part of propodeum white or with an 

 irregular white band, the rest black or mostly black; scutellum and 

 postscutellum white; front and middle coxae white to black, usually 

 white with a distal dorsal brown spot and basal and ventral fulvous 

 or brown areas; front and middle trochanters white or mostly white; 

 front and middle legs beyond trochanters fulvous, their tarsi darkened 

 apicall}^; hind coxa fulvous to black, usually with a dorsal whitish 

 spot; hind trochanters and femur fulvous, the first trochanter more 

 or less darkened and apex of the femur often narrowly darkened; 

 hind tibia fulvous, without a whitish basal band, its apical 0.3 ± 

 infuscate; hind tarsus white, its fifth segment and the basal 0.2 or 

 more of first segment fuscous; abdomen fulvous, the fu'st segment 

 usually partly fuscous and its apex narrowly whitish, the first tergite 

 sometimes a little infuscate basally and its apex sometimes very 

 narrowly whitish, the sixth and following tergites black. 



Typical female: Head black, the orbit, much or all of cheek, often 

 some or all of center of face, often small median spot on occiput 

 behind ocelli, and some or all of clypeus, white; mandible white 

 basally, the rest brown; palpi white, brown apicall}^; scape and pedi- 



