|scientific name Pterocormus laetus |
16-20mm long. Male: Thorax black except for tegula, scutellum, and prepectus. Propodeum with bright yellow patch on dorsal surface. Abdominal segments 2-4 have a yellow/orange band covering the posterior half. Head yellow from mandibles to dorsal ocelli, black otherwise. Antennae usually brown with 36 segments. Pro and metacoxae black, mesocoxae mostly yellow. Metafemurs black, other leg segments mostly orange (including tarsi). Female: See genus page for illustration. Thorax similar to male, abdomen red, legs similar to male.
Pseudaletia unipuncta (Lepidoptera: Noctuidae) is a known host.
East to Quebec, south to Virginia, north and west to Alaska.
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