TEXAN HYMENOPTERA. 183 



tibiae and tarsi, black; sometimes the posterior tibise has a median pale annu- 

 lus; lobes of mesothorax each with a sliallow longitudinal groove; metathorax 

 coarsely reticulated; wings dark fuscous, areolet quadrangular; abdomen 

 smooth and polished. Length .30 inch. 

 Two specimens. (Belfrage.) 



Agatliis vulgaris. 



Agathis vulgaris, Cress. Proc. Ent. Soc. Phil, iv., p. 295. 

 Two 9 specimens. (Belfrage.) 



Agatliis nicabilis, n. sp. 



%, 9. — Differs from vulgaris principally by the four anterior legs being 

 mostly black ; the color of the head varies from almost entirely yellow-ferrugi- 

 nous to entirely black; the coxise also vary iu the same way; the posterior 

 tibise is entirely black. Length .25 — .30 inch. 

 Five specimens. (Belfrage; Boll.) 



Agathis rubripes, n. sp. 



9. — Black, shining; face not as much prolonged as usual; metathorax 

 opaque, rugose above, with a smoother rounded space on each side of middle ; 

 wings uniformly dark fuliginous, areolet small, quadrangular, stigma blackish; 

 legs honey-yellow, coxae, trochanters, apex of posterior tibise, and their tarsi 

 except base of first joint, black; first abdominal segment opaque, rugulose, the 

 second more or less tinged with reddish, depressed centrally, remaining seg- 

 ments polished; ovipositor rather longer than abdomen. Length .18 inch. 

 Three specimens. (Belfrage.) 



Microgaster croceipes, n. sp. 



■J, 9- — Deep black, shining, tips of mandibles and palpi dull yellowish; 



metathorax coarsely reticulated, with a well-defined central and lateral carina ; 



wings pale fuliginous, subhyaline at tip, stigma large, black, areolet complete, 



large; legs, except coxae, orange-yellow; abdomen polished. Length .20 inch. 



Six specimens. (Belfrage.) 



Microgaster inaculipcnnis, n. sp. 



% 9- — Black; elypeus, mandibles, palpi, scape beneath and tegulce hone}-- 

 yellow; metathorax as in croceipes ; wings yellow, apex pale fuliginous, a 

 fuliginous cloud beneath stigma and another covering discoidal cell, stigma 

 yellow, apex black, areolet minute, complete ; legs and abdomen honey-yel- 

 low, tips of posterior tibiae and tarsi entirely, fuscous; abdomen polished, sides 

 of first segment pale yellow. Length .23 inch. 



Four specimens. (Belfrage.) A very handsome species. 



,X Briaewn epiciis, n. sp. 



9- — Black, smooth and polished, sparsely clothed with a whitish pube- 

 scence; head very full behind the eyes; face smooth, even ; posterior orbits 

 and mandibles more or less tinged with reddish; scape dilated at apex, with 

 the margin somewhat reflexed anteriorly ; thorax impunctured ; wings black- 

 ish, a hyaline spot beneath insertion of first and second cubital cells, the latter 

 quadrangular, twice longer than broad, nervures and stigma black; legs en- 

 tirely black, sericeous with pale hairs; abdomen broad ovate, shining, pale 



