412 PROCEEDINGS OP THE ACADEMY OF 



pale testaceous. Antennae longer than body, slender; mesotborax 

 trilobed in front ; scutellum subconvex ; metathorax smooth and 

 rounded ; wings ample, areolet small, triangular, petiolated ; legs 

 slender, claws pectinate; abdomen smooth and polished; ovi- 

 positor as long as abdomen. Length 4-4^ lines. 

 Cordova; Orizaba. 



2. FhytodietUB mezicanus, n. sp. 



9 . Pale lemon-yellow, opaque ; spot covering ocelli, line across 

 occiput from eye to eye, narrow stripe on middle of face, spot 

 beneath ej-e, base and apex of mandibles, palpi, four basal joints 

 of antennae, except scape beneath, line on collar, another on pro- 

 thorax, three broad stripes on mesothorax, base of and medial 

 stripe on scutellum, basal suture of metathorax, a central stripe 

 dilated behind, broad anterior suture of pleura, a zigzag mark on 

 each side, spot or stripe on coxae behind, trochanters above, a line 

 on femora above, basal two-thirds of first segment of abdomen, 

 basal half of second and third, and narrow basal margins of 

 remaining segments, all black; joints 5-8 of antennae 3'ellow, the 

 9th and following joints ferruginous, dusk}' at tips; wings yellow- 

 hyaline, costa broadly pale fuscous, nervures and stigma honey- 

 jellow ; four posterior tibiae fuscous, with a broad medial 3'ellow- 

 ish annulus ; ovipositor yellowish. Head transversely compressed, 

 face long, broad ; clypeus excavated at tip ; antennae as long as 

 bod}', slender, attenuated at tips; mesothorax trilobed in front; 

 metathorax rounded, finely transversel}' striated; wings narrow, 

 areolet small, oblique, petiolated ; legs slender, tibia subspinose, 

 claws pectinate ; abdomen subpetiolated, apex subcompressed ; 

 ovipositor nearly as long as abdomen. Length 5 lines. 



Cordova. 



Genus LABEXA, Cresson. 



Labena gloriosa, n. sp. 



9. YelloAv, smooth, shining; antenniv, except scape, black, 

 brown beneath; mandibles blackish at tips; mesothorax with 

 three brownish stripes; bastd suture of metathorax and stain on 

 pleura beneath wings, blackish ; wings hyaline, faintl}' tinged with 

 yellowish, a round, purple-black si)ot at tip of marginal cell, 

 nervures and stigma black; legs tinged with honey-yellow; basal 

 suture of second and tliree following secrments black, the fifth and 

 remaining tinged with honey-yellow; ovipositor black, slieatlis 



