268 Mr. F. Smith on some new Species 
calcaria white and elongate. Abdomen petiolate; the basal margin of 
the second, and the apical segment entirely white ; a narrow fascia of 
silvery-white pubescence at the basal margin of the third segment; the 
sixth segment deeply emarginate beneath. _ 
Hab. Ega (River Amazon), In the National Collection. 
3. Pompilus ichneumoniformis. 
P. capite thoraceque nigris; pedibus abdomineque rubris; thorace albo- 
punctato; antennarum articulis 5-8v4™ albis. 
Female. Length 7 lines. Head and thorax black; the clypeus, 
mandibles, palpi, and orbits of the eyes yellowish white, tips of the 
mandibles rufo-piceous ; the fifth, sixth, seventh, and eighth joints of 
the flagellum white. Thorax: an interrupted line on the posterior 
margin of the prothorax, a spot on the mesothorax, scutellum, post- 
scutellum, and middle of the metathorax white; at the sides of the 
thorax are four large white maculz ; the coxze beneath pale testaceous ; 
the legs ferruginous, the tarsi palest; the wings hyaline, the superior 
pair fuscous at the tip. Abdomen ferruginous. 
Hab. Villa Nova (Brazil). In the National Collection. 
Genus Prrocnemis, Schiddte. 
Priocnenis opulenta. 
P. nigra, argentato lete pubescens; alis anticis nigro-fuscis, apice pallidis. 
Female. Wength 4lines. Black; the face and cheeks adorned with 
bright silvery pile; the thorax, excepting the disk of the mesothorax, 
with brilliant silvery pile; the intermediate and posterior tibie strongly 
serrated outside; the anterior wings dark fuscous, with their apical 
margins pale, the posterior pair hyaline. The abdomen with silvery 
pile, which is most dense at the sides and apex. 
Hab, Ega (River Amazon). In F, Smith's Collection. 
Genus Norocypxrus, Smith. 
Notocyphus vindex. 
N. niger, lateribus secundi et tertii segmentorum abdominis albo uni- 
maculatis, segmento apicali albo. 
Female. Length 7 lines. Black, with a thin changeable cinereous 
pile; the clypeus white, with a central square black spot; the palpi 
pale testaceous. Thorax: the wings dark fuscous, the posterior pair 
hyaline at their base, and slightly fuscous at their apex; the meta- 
thorax truncate. Abdomen: the second and third segments with a 
subovate macula, on each side, of a yellowish-white colour; a similar 
macula on the apical segment above. 
Hab, St. Paul (Brazil). In the National Collection. 
