. Cooperative economic insect report. Beneficial insects; Insect pests. -238 Description: ADULT - Length, 2-3 mm. Oblong; brilliant bluish black. Head almost triangular, very large at base, somewhat roughened with 2 small tubercles arising in middle and little longitudinal elevations between antennae; eyes rounded, somewhat convex; antennae brownish black, 12-segmented. Thorax as long as head, slightly broader at apex, sides slightly rounded; surface minutely punc- tate (appears smooth to the unaided eye). Pronotum triangular, smooth. Elytra slightly wider at base than thorax and twice its len
. Cooperative economic insect report. Beneficial insects; Insect pests. -238 Description: ADULT - Length, 2-3 mm. Oblong; brilliant bluish black. Head almost triangular, very large at base, somewhat roughened with 2 small tubercles arising in middle and little longitudinal elevations between antennae; eyes rounded, somewhat convex; antennae brownish black, 12-segmented. Thorax as long as head, slightly broader at apex, sides slightly rounded; surface minutely punc- tate (appears smooth to the unaided eye). Pronotum triangular, smooth. Elytra slightly wider at base than thorax and twice its length, very wide toward end and completely enfolding abdomen, obliquely truncate at rear end; surface punctate. Underneath, ventral surface and abdomen smooth (abdomen appears unsegmented). Tarsi with grayish pubescence; femur enlarged in male. Female abdomen enlarged, passing the elytra considerably as in the blister beetles. Elytra do not quite enfold abdomen in females and femur more slender. EGG - Small, rounded, yellowish. LARVA - Young larva threadlike, less than 1 mm. in length, with chitinous plate at posterior end of Adult and Larva of Marseulia dilativentris (Reiche) Selected References: 1. Rivnay, E. 1962. 4t>U pp. , The Hague. 2. Bodenheimer, F. S, Field Crop Pests in the Near East. and Klein, H. Z. 1928. Z. Angew. T\ ^Kfi55- Illustrati°" °* ^rva coirtesy~;Hivtoy7'permission oTor' W Junk, Publishers. Figure of adult from Bodenheimer and Klein. S1°n 0± Dr' W" Prepared in Survey and Detection Operations in cooperation with other ARS agencies. U. S. Dept. Agr. Coop. Econ. Ins. Rpt 17(13):237-238, 1967. 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. Animal and Plant Health Service. Plant Protection and Quarantine Programs; United States. Bureau of Entomol
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