. Bulletin - United States National Museum. Science. SCENOPINIDAE OF THE WORLD 159 Thorax dorsum black with a thin powder of white, humeral and supra-alar calli red-brown to orange-brown; pleura red-brown to black-brown, dusted with white in exposed areas. Wings milky white, veins very faint, nearlv white, R5 and Ml+ 2 broadly separated, Ml+ 2 ending behind the tip of the wing; halter stem brown, knob white. Legs with femora and tibiae dark red-brown, tarsi straw yellow. Abdomen dark red-brown, segments 3-5 very broadly membranous white, with thin sclerotized anterior bands. For details of nin
. Bulletin - United States National Museum. Science. SCENOPINIDAE OF THE WORLD 159 Thorax dorsum black with a thin powder of white, humeral and supra-alar calli red-brown to orange-brown; pleura red-brown to black-brown, dusted with white in exposed areas. Wings milky white, veins very faint, nearlv white, R5 and Ml+ 2 broadly separated, Ml+ 2 ending behind the tip of the wing; halter stem brown, knob white. Legs with femora and tibiae dark red-brown, tarsi straw yellow. Abdomen dark red-brown, segments 3-5 very broadly membranous white, with thin sclerotized anterior bands. For details of ninth segment, see Figure 107.—Scenopinus weemsi, new species, male, female: a, wing; b, c, lateral and frontal aspects of male head; d, e, frontal and lateral aspects of female head; /, enlarged lateral aspect of female head and antenna; g, enlarged detail of male antenna; h-j, ventral, lateral and posterior aspects of male terminalia; k, ventral aspect of female 8th sternum; /, lateral aspect of female 8th and 9th segments; m, female 9th sternum and bursa. Female.—Head black-brown; eyes black-brown, with a very thin postocular ridge fringed with hairs; back of head concave, covered with a silvery pile, frons broad, rugose, slightly swollen, with a median groove extending about halfway up the frontal area, lower fourth of frons red-brown. Ocellar tubercle not set off from frons, ocelli orange. Antennae as in male. Thorax dorsum red-brown, otherwise as in male; pleura as in male, halter stem brown, knob white with tan dorsal portion. Legs as in Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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