264 Mr. F. Smith on some new Species 
Fam. Pompilide. 
Genus AGENTIA, Schiddte. 
1. Agenia manifestata. 
A. nigra, pilis argentatis ornata, alis fusco maculatis et fasciatis. 
Female. Length 73 lines. Black; the face below the insertion of 
the antenne with a thin silvery pile; the labrum, palpi, and the fourth, 
fifth, and sixth joints of the flagellum within rufo-testaceous. Thorax: 
the posterior margin of the prothorax arched; the sides, metathorax, 
coxe, and the femora beneath with bright silvery pile; the anterior 
tibize obscurely ferruginous within ; the calcaria ferruginous ; the meta- 
thorax transversely striated towards the apex. The wings flavo-hyaline, 
with a fuscous fascia crossing the superior pair at the apex of the ex- 
terno-medial cell ; the apex fuscous beyond the stigma, gradually be- 
coming paler to the apical margin ; a milk-white spot in the fourth sub- 
marginal, a fuscous spot in the second discoidal cell, which unites with 
the transverse fascia. Abdomen with a changeable silvery pile, which 
is very bright in some positions; the sides slightly compressed. 
Hab. Tunantius (River Amazon). In the National Collection. 
2. Agenia nobilitata. 
A. nigra, pilis aureo-sericeis variantibus ornata; alis flavis, venis ferrugineis. 
Male. Length 6 lines. Black; the face, thorax, scutellum, meta- 
thorax, and abdomen with a rich changeable golden pile; the coxee and 
femora beneath with shining pile of a paler colour. The clypeus widely 
and deeply emarginate, forming teeth at the angles of the emargination. 
The wings flavo-hyaline; the nervures pale ferruginous. Abdomen 
with a short petiole ; the golden pile on the abdomen very bright at the 
sides and on the apical margins of the segments. 
The female is from 9 to 10 lines long, is similarly adorned with 
golden pile, but less brilliant, particularly the abdomen ; the sixth and 
seventh joints of the antennz pale yellowish white. 
Hab. Para (Brazil). In F. Smith’s Collection. 
3. Agena sanguinolenta. 
A, capite thoraceque antice sanguineis ; mesothorace subtus et metatho- 
race nigris ; abdomine pedibusque cyaneis; alis hyalinis, fusco nebulosis. 
Female. Length 5lines. The head, antenne, prothorax, and meso- 
thorax above blood-red; the apical joints of the antenne slightly fuscous, 
the sides of the thorax, the apex of the metathorax, and the coxze with 
shining silvery pile; the anterior tibiz ferruginous within; the wings 
hyaline, clouded with fuscous, with a slight fascia at the apex of the 
externo-medial cell; the legs dark steel-blue ; the abdomen bright blue, 
and with a short petiole at its base. 
Hab. Villa Nova (River Amazon). In the National Collection. 
