. Annali del Museo civico di storia naturale di Genova. Natural history. 466 R. OSTEN SACKEN Face black, shining below, as well as the clypeus ; whitish hoary under the antennae ; inner orbits of the eyes also white. Front blackish-blue ; the front above the antennae rather, con vex. Antennae: basal joints reddish; third joint more or less brown. Occiput black, with a gray pollen below , near the orbits. Thorax greenish-blue ; a distinct gray stripe in the middle of the dorsum. Pleurae grayish-sericeous, except a shining metallic- green spot in the middle. Femora dark metallic green, with yell
. Annali del Museo civico di storia naturale di Genova. Natural history. 466 R. OSTEN SACKEN Face black, shining below, as well as the clypeus ; whitish hoary under the antennae ; inner orbits of the eyes also white. Front blackish-blue ; the front above the antennae rather, con vex. Antennae: basal joints reddish; third joint more or less brown. Occiput black, with a gray pollen below , near the orbits. Thorax greenish-blue ; a distinct gray stripe in the middle of the dorsum. Pleurae grayish-sericeous, except a shining metallic- green spot in the middle. Femora dark metallic green, with yellowish-brown ends, tibiae brownish, the front pair darker; tarsi brownish, paler at base ; front tarsi nearly black. Halteres yellowish. Abdomen metallic blue, with violet reflections; last segment metallic green. "Wings subhyaline ; stigma dark brown; apex with a large brown spot enop erma i yma between the costa and the fourth vein, but encroaching very little beyond the latter; a round brown spot on the anterior crossvein, and a so- mewhat smaller one on the posterior crossvein ; these three brown marks are large enough to come very near each other, without being in contact. Hab. Hatam, N. Guinea, .lune 1875 (Beccari) ; three females. NB. This species differs in its characters from the typical Slenopterinae. As in S. cfjues, the third and fourth veins are con- verging ; the transverse thoracic depression is arcuate and unin- terrupted, but the second vein ends in the costa at a rounded, instead of an acute angle ; the anterior crossvein is not oblique; the posterior one is slightly sinuate ; the thorax is less bulky and its vertical diameter shorter ; the front coxae are shorter. Stenopterina chalybea Dolesch. (Herina), 3'^" Bijdr. 53 (Am- boina). Four </, seven 9. — Amboina, Dec. 1874; Ternate 1875; Kandari, Celebes, April 1874; Uorei Hum, N. Guinea, Febr. 1875 (Beccari). Doleschall's short descri])tion agrees well, except that the tips of the femora, in my sp
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