386 PROCEEDINGS OF THE ACADEMY OF 



tibiffi, blackish ; abdomen yellowish-brown, first segment, except 

 apex, and dorsal edge of remaining segments black; wings hya- 

 line, tips dusky, areolet minute, petiolated. Length 5^ lines. 

 Mirador. 



15 Campoplex inaequalipes, n. sp. 



9 . Black, clothed with a pale pubescence ; posterior legs and 

 abdomen, except base above, reddish-l)rown ; mandibles, palpi, 

 four anterior legs, except coxae, and posterior tibiae, except first 

 and last joints, pale yellow ; wings yellowish-hyaline, faintly dusky 

 at tips, areolet minute, petiolated; metathorax broadly'- excavated 

 behind, the lateral angles prominent; posterior legs long, robust, 

 tibiae dilated and flattened at tips, first tarsal joint robust; abdomen 

 short, arcuate, compressed at tip ; antenna longer than body. 

 Length 4 lines. 



Orizaba. (Sumichrast, No. 54.) 



Genus LIMNERIA, Holmgren. 



Limnerial insolens, n. sp. 



% 9. Opaque-black, head and thorax clothed with a fine whitish 

 pubescence; mandibles, palpi, scape beneath, and tegulte, yellow- 

 ish-white; metathorax with tolerably well-defined elevated lines 

 forming cells, the central one broad, sexangular ; wings hyaline, 

 iridescent, nervures and stigma black, no areolet ; all the coxae 

 black, anterior legs pale yellow, their femora, except tips, their 

 tibiae within, and tarsal tips more or less fuscous; four posterior 

 leo-s black, a broad whitish annulus near base of the tibia'; two 

 spots at base of second abdominal segment, band at base of third, 

 and base of venter yelloAvish-white, apex of 9 abdomen broad and 

 compressed. Length 3 lines. 



Orizaba; Cordova. 



NONNUS, n. gen. 



Form long and slender ; head transverse, eyes very prominent, 

 face narrow, wider above, sides depressed, clypeus convex, man- 

 dibles rather large, ocelli tolerably prominent, cheeks small ; an- 

 tenna' long and very slender, basal joint short and globose; thorax 

 gibbous; mcsothorax sometimes with depressed longitudinal lines; 

 scutellum gibbous, convex ; metathorax elongate, longer than meso- 

 tliorax and scutellum together, generally smooth, apex not pro- 



