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Photo#2048953
Orange and black sphecid on Sisymbrium loeselii - Sphex ichneumoneus - female

Orange and black sphecid on Sisymbrium loeselii - Sphex ichneumoneus - Female
Sevenmile Creek, 8 km NW of Helena, Lewis and Clark County, Montana, USA
September 2, 2021
Size: 22.5 mm
Large orange and black wasp on Sisymbrium loeselii flowers. Ruderal floodplain community with Kochia scoparia, Chenopodium simplex, Chenopodium berlandieri, Helianthus annuus, and Cleome serrulata. Early afternoon, sunny, 61 F to 70 F, good air quality, light breeze varying to gentle breeze.

Elevation ca 4000 feet. Disturbed riparian corridor on stream restoration site within a patchwork of native and non-native grassland.

Sphex ichneumoneus?

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Orange and black sphecid on Sisymbrium loeselii - Sphex ichneumoneus - female Orange and black sphecid on Sisymbrium loeselii - Sphex ichneumoneus - female Orange and black sphecid on Sisymbrium loeselii - Sphex ichneumoneus - female Orange and black sphecid on Sisymbrium loeselii - Sphex ichneumoneus - female Orange and black sphecid on Sisymbrium loeselii - Sphex ichneumoneus - female

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