Anticheta Berg, Knutson, Valley
Key to the Nearctic Species of Anticheta 1. Scutellum with 2 setae. 1 pair of dorsocentral setae. Head and palpi black; 1 pair of fronto-orbital setae; antennae yellowish, aristal hairs short, dense, black. Thorax testaceous; dorsum with 2 broad, blackish vittae joined at anterior margin. Forecoxae...
| Main Authors: | , |
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| Format: | Other/Unknown Material |
| Language: | unknown |
| Published: |
2023
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| Subjects: | |
| Online Access: | https://zenodo.org/record/7967593 https://doi.org/10.5281/zenodo.7967593 |
| Summary: | Key to the Nearctic Species of Anticheta 1. Scutellum with 2 setae. 1 pair of dorsocentral setae. Head and palpi black; 1 pair of fronto-orbital setae; antennae yellowish, aristal hairs short, dense, black. Thorax testaceous; dorsum with 2 broad, blackish vittae joined at anterior margin. Forecoxae whitish; legs yellowish, except for black foretibiae and foretarsi.Abdomen blackish brown. Canada: Ontario. USA: Massachusetts, New Hampshire, New York (Cresson 1920, Steyskal 1960b). Host species: Unknown. johnsoni Cresson, 1920 - Scutellum with 4 setae. 2 pairs of dorsocentral setae. 2 2. 1 pair of fronto-orbital setae. Head: frons and palpi black; anterior and ventral margins of eyes with pruinose whitish border; antennae yellowish, aristal hairs short, dense, black. Thorax black; forelegs black distad of middle of femur, basal half of forefemur and middle and hind legs yellowish except for brownish 4 th and 5 th tarsal segments.Abdomen black. Canada: Alberta, British Columbia *, Manitoba *, Nova Scotia *, Ontario, Quebec, Saskatchewan *, Yukon *. USA: Alaska, California *, Idaho, Indiana *, Maine *, Michigan, Minnesota *, Montana, Nebraska, New Hampshire *, New Jersey, New York, North Dakota, Ohio, South Dakota *, Utah, Wisconsin, Wyoming (Foote et al. 1999, Melander 1920, Steyskal 1960b). Host species: Aplexa hypnorum (Knutson & Abercrombie 1977). melanosoma Melander, 1920 - 2 pairs of frontal-orbital setae. 3 3. Head: frons blackish, anterior margin slightly to extensively yellow; medifacies black to yellow; anterior fronto-orbital seta 1/2 to 2/3 length of posterior fronto-orbital seta; palpi brown to black; antennae yellow; aristal plumosity short, dense, black. Thorax black. Forelegs black distad of middle of femur; basal portion of forefemur and middle and hind legs yellowish except for brownish 4 th and 5 th tarsal segments. Abdomen black. Canada: Alberta, Manitoba, Ontario, Quebec, Saskatchewan. USA: Idaho, Maine, Michigan, North Dakota, New York, Wisconsin. (Curran 1923, Steyskal 1960b). Host species: ... |
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