wfjf.f.lf.h: tiif ants of nonNFo. 143 



MnyriMii furn>\vs; snifcllmn vorv ••<iiivr\; ciniintuiii iii pntliU' slnmnlv .■m>ju- 

 Inr, Initli flu- Itnsf and declivity coiK-nvc, tin- foriii'T shorlrr thiiii tlu- la(t4T, 

 the two surfaces se|»araleil liy a pnnuninced, siilx-iriMilar iiiarniiiation <ir «'ariiiH, 

 IVtiole like that i>f the wdiker Imt with the thrtM- lihiiit teeth on tlie jvwtero- 

 suix'rior Imnler much less prominent, the v«'ntral surface with two strotiK 

 tooth, tl)o anterior din'cted downward and forward, the posterior somewhat 

 longer an<l nioro sl«»ndor, direct4'd downward nn<I backward. I'osliiotiole 

 hroador than long, evenly and convexly rounded in front, strongly marked 

 off from the l>roader and very short Raster, the last sonujent of which terminates 

 in a lonp, stout, downwardly curved si)ine. (ienitalia deeply retra<te«l. Leizs 

 slondor. 



Subopaque; [KistiH-tiole, paster, and leps shininjr. Head very finely i»mo- 

 tatc; thorax densely punctate, the pro- and mesonotum and meso|)leurae 

 also with indistinct, scattered fovoolao. Scutellum and epinotum irrepularly 

 ruRoso, the declivity of the latter more finely, so that its surface is scjuicwhat 

 shining. I'otiolc coarsely reticulato-rugosc, its truncated posterior surface 

 finely ruguloso. Postjietiolo, gastor, and legs smooth, with fine piligerous 

 punctures. 



Hairs and pubescence as in the worker, but shorter. 



Head, jxistpetiole, and ga.ster castaneous; thorax and petiole black, neck 

 and discal portion of mesonotum red; antennae, palpi, and lejrs. including 

 the coxae, yellow, the tibiae streaked with fu-scous or M.ick. W ings clear yel- 

 lowish hyaline; pterostigma brown, veins j'ellow 



A single specimen, wliich I have described in detail, because very 

 few Bothroponera males have been seen. 



*6. PsEUDOPONERA AMBiAOPS (Emery) 9 . 

 *7. Trapeziopelta breviloba, sp. nov. 

 Female. Length 5.8 mm. 



Head, excluding the mandibles, a little broader than long, slightly broader 

 behind than in front, with feebly rounded sides and feebly' and broadly excised 

 occipital border. Eyes rather convex, longer than their distance from the 

 anterior corners of the head. Ocelli small and close together. Mandibles 

 distinctly shorter than the head, slender and terete at the ba.se, dilated and 

 flattened apically, their inner borders with three separated teeth; the most 

 basal merely a low, rounded convexity, the others stronger and decidedly 

 acute. Lobe of clj-peus very short, rectangular, rnore than twice as broad as 

 long, its anterior border slightly concave. Oral border of clj'peus with a 

 median, slender, truncated tooth. Frontal groove strongly impressed. An- 

 tennal scapes not reaching to the posterior border of the head; funiculi with 

 distinctly 4-jointed club; joints 2-7 slightly broader than long; joints S-10 

 onger than broad; terminal joint nearly as long as the three remaining joints 



