ONH

Syrphid Fly Helophilus fasciatus

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    1 - Helophilus fasciatus syrphid fly female on a Nootka Rose, Rosa nutkana, flower.

    06/01/2013 Dungeness National Wildlife Refuge, Washington

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    2 - Helophilus fasciatus syrphid fly female on a Nootka Rose flower.

    06/01/2013 Dungeness National Wildlife Refuge, Washington

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    3 - Helophilus fasciatus female on a Nootka Rose leaf.

    06/01/2013 Dungeness National Wildlife Refuge, Washington

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    4 - Helophilus fasciatus female on a Marigold leaf.

    09/21/2020 Heart O' the Hills Area, Olympic National Park, Washington

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    5 - Helophilus fasciatus female on dried leaves.

    04/06/2017 ⁨Pere Marquette Stable⁩, ⁨Grafton⁩, ⁨Illinois⁩

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    6 - Helophilus fasciatus female on a Marigold flower.

    09/21/2020 Heart O' the Hills Area, Olympic National Park, Washington

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    7 - Helophilus fasciatus female on a Marigold flower. Closeup of wing with the spurious vein indicated.

    09/21/2020 Heart O' the Hills Area, Olympic National Park, Washington

Helophilus fasciatus lives from the Atlantic to the Pacific and from Canada to Mexico. It is one of the earliest flying syrphids in the spring and one of the latest in the fall.

Slide 7 highlights the characteristic wing vein of syrphid flies, the spurious vein.