. Cooperative economic insect report. Beneficial insects; Insect pests. - 910 - Description: ADULT - Male: Head brownish with some white markings around the eyes, bristles sparse; a small black raised area with spines situated between the eyes; antennae very short and broad, yellow; aristae long and bare. Thorax grayish with a number of long bristles sparsely set. Fovir pairs of long bristles form two ill-defined rows down the center of the dorsum; scutellum large. Halters yellow- ish-white. Abdomen grayish, thickly set with bristles. Wings with brown veins. Legs brown. Female: Antennae black
. Cooperative economic insect report. Beneficial insects; Insect pests. - 910 - Description: ADULT - Male: Head brownish with some white markings around the eyes, bristles sparse; a small black raised area with spines situated between the eyes; antennae very short and broad, yellow; aristae long and bare. Thorax grayish with a number of long bristles sparsely set. Fovir pairs of long bristles form two ill-defined rows down the center of the dorsum; scutellum large. Halters yellow- ish-white. Abdomen grayish, thickly set with bristles. Wings with brown veins. Legs brown. Female: Antennae black except for the extreme edge which is yellow. Length 4 mm. LARVA - Smooth, shining, with complete absence of tubercles; each segment in mature larva is strongly differentiated by concentric rings of small spines surmounting each segmental swelling, ventrally. The anterior spiracles stand well out from the body, and the posterior spiracles are directed downwards and backwards, forming a distinctive character by which the larva may be identi- fied. Length 6-7 mm. PUPARIUM - Light brown, slender; most of larval charac- teristics are still visible, especially the spiracles. Length 4 mm. (Prepared in Survey and Detection Operations in cooperation with other ARS agencies). CEIR 9(40) 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 Entomology and Plant Quarantine; United States. Plant Pest Control Division. Hyattsville, MD. [etc. ] Plant Protection and Quarantine Programs Animal and Plant Health Service
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Keywords: ., bookcentury1900, booksubjectbeneficialinsects, booksubjectinsect
