G40 NEW SPECIES OF UKACOMDJ'. 



;;iui sutures of joints, out i rely black; the parapsidal grooves deep ; nieta- 

 thorax rugose, without keels ; the abdomen varies from a dark red more 

 or less suffused to yellowish-red; in one specimen the apex is entirely 

 black; the 1st and 2d segments, and the 3d segment for more than 

 half its length are longitudinally aciculated, the following segments 

 are smooth; the 2d and 3d segments are divided into two parts by a 

 distinct transverse groove; ovipositor black; wings black; stigma 

 and veins dark brown. The male does not differ structurally from 

 the female. 



Habitat— Texas. 



Described from six specimens, one male and five females, in Belfrage 

 collection. 



ORGILUS Haliday. ■ 



Orgilus terminalis n. sp. 



Male. — Length, 7""". Sanguineous, smooth, polished; antennas, palpi, 

 scutellum, and metathorax dorsally, wings, anterior and middle coxa? 

 and trochanters, a streak above on middle tibia?, apex of posterior 

 tibia', all tarsi, and the terminal abdominal segments from the 4th in- 

 clusive, black. The parapsidal grooves are deep with punctures at 

 bottom ; all sutures punctulate; the mesopleura with a crenulated sul- 

 cus across the disk; metathorax rugose; abdomen longer than head 

 and thorax together, perfectly smooth, polished, except the 1st segment, 

 which is finely aciculated. The 1st discoidal cell is separated from the 

 1st submarginal cell, the areolet subobliterated, the 1st transverse cub- 

 ital nervure being very long, more than thrice as long as the 1st branch 

 of the radius. 



Habitat. — Colorado. 



Described from one specimen. 



Orgilus Rileyi n. sp. 



Female. — Length, 7" ,m . Sanguineous; the head, palpi, antennas, pro- 

 sternum, mesosternum, mesopleura, metathorax, anterior and middle legs 

 and the trochanters and tibiae and tarsi of the posterior legs, black. 



The head when viewed from in front is triangular, antero posteriorly 

 lather thin, the face finely punctulate, slightly ridged in the middle, 

 pubescent; clypeus transverse, smooth, polished, subconvex; mandibles 

 long, black, sickle-shaped, with two teeth at apes, one smaller and 

 shorter than the other; sides of collar, pleura and metathorax rugose; 

 the mesopleura has a large furrow across the disk; abdomen smooth, 

 polished; the ovipositor very short, not longer than the 3d joint of 

 posterior tarsi, black. Wings black with a large irregular, white spot 

 in 1st submarginal cell and extending below the areolet and back of the 

 1st discoidal cell; the areolet is rather large, the bounding veins form- 

 ing almost a perfect quadrate cell. 



Habitat. — Unknown, probably Missouri. 



Described from a single specimen in the Riley collection. 



