412 MEMOIRS OF THE CARNEGIE MUf?EUM 



Smicra CLAVATA (Fabricius.) 



Cliahis davata Fabricius, 8yst. Piez., 1804, p. 162.— Dalla Tone, Cat. Hym., V., 

 1898, p. 387. 

 Brazil. 



Genus EPITRANUS Walker. 

 Epitranus fulvesgens Walker. 

 Epitranus fidvcscens^\&\kQr, Ent. Mag., II., 1834, p. 26. — KirVjy, Journ. Linn. Soc. 

 London, ZooL, XVIL, 1883, p. 55; pL 3, f. 6 and 7.— Dalla Torre, Cat. Hym., 

 v., 1898, p. 383. 

 West Indies : St. Vincent ; South America : Brazil. 



EUSTYPIURA Ashmead, gen. nov. 



Allied to Spilochalcis, but easily separated by the abdominal differences, the 

 eighth segment being greatly lengthened into a compressed stylus, as in Stypiura 

 Kirby. 



EUSTYPIURA BICOLOR, sp. nov. 



(Plate XXXI., Fig. 4.) 



Female. — Length 9.5-10 mm. Pale honey-yellow ; eyes green ; the pedi- 

 cel and the first three or four basal joints of the flagellum, the middle and hind 

 coxse, tips of their tibiae, middle tarsi, hind trochanters, basal half of hind femora, 

 and the abdomen, except the stylus and sometimes the seventh segment, black. 

 Wings hyaline, tinged with yellowish toward base, the veins light brownish. The 

 hind femora are armed with one moderately large tooth, followed by about fourteen 

 minute teeth. 



Male. — Length 7 mm. Agrees well with the female, except that there is a dusky 

 median streak on the mesonotum posteriorly and the abdomen is ovate, without a 

 stylus. 



Brazil : Santarem, in April ; Chapada, in March and April. Descril)ed from five 

 females and two males. 



EUSTYPIURA SEXMACULATA, Sp. noV. 



(Plate XXXI., Fig. 6.) 



Female. — Length 9-10 mm. Ceneral color pale honey-yellow ; pedicel and four 

 or five basal joints of the flagellum, the occiput, a spot on the anterior face of the 

 pronotum, the middle lobe of the mesonotum, except along the parapsidal furrows, 

 the inner margins of the lateral lobes, the axillse and base of scutellum, the apex of 

 scutellum, tips of hind femora, a spot at apex of hind femora beneath, and the base 

 and apex of hind tibite, ]>lack ; the abdomen has some faint transverse brownish 

 bands. Wings hyaline. The hind femora are armed with one moderate-sized tooth 

 at base, followed by sixteen or seventeen minute teeth. 



