Flies (Superfamily Asiolea)

Flies have only two wings. They have a complete metamorphosis from egg to larva, pupa, and adult.

• Bee Flies (family Bombyliidae)
• Flower Flies (family Syrphidae)
• Blow Flies (family Calliphoridae)
• Technid Flies (family Calliphoridae)
• Flesh Flies (family Sarcophadidae)
• Robber Flies (family Asilidae) [a different page]
• Unidentified Flies

Bee Flies (family Bombyliidae)

Bee Fly (Villa lateralis)
Cook Park, Washington County, Oregon. 9/26/21

Bee Fly (Villa lateralis)
Cook Park, Washington County, Oregon. 9/26/21

Villa Fly (Villa spp.)
Cook Park, Washington County, Oregon. 9/21/21

Villa Fly (Villa spp.)
Cook Park, Washington County, Oregon. 9/26/21

Villa Fly (Villa spp.)
Cook Park, Washington County, Oregon. 9/26/21

Bee Fly (Aldrichia erhmanii?)
Frissell Ridge, Lane County, Oregon. 9/26/21

Bee Fly (Thevenemyia luctifera)
Lookout Mountian Road, Hood River County, Oregon. 8/8/22

Flower Flies (family Syrphidae)

Flower flies, as the name implies, are usually found on flowers. They are colorful mimics of bees and wasps.

Striped-back Flower Fly (Helophilus fasciatus)
Fernhill Wetlands, Washington County, Oregon. 9/21/21

Black-footed Drone Fly (Eristalis hirta)
A black face stripe distingusihes it from European Drone Fly (Eristalis arbustorum).
Cook Park, Washington County, Oregon. 9/21/21

Plain-faced Dronefly (Eristalis arbustorum)
Cook Park, Washington County, Oregon. 9/21/21

Black-horned Smoothtail (Epistrophe grossulariae) or
Hairy-eyed Syrphus (Syrphus torvus)
Oaks Amusement Park, Clackamas County, Oregon. 9/21/23

Thick-legged Hover Fly (Syritta piplens)
Cook Park, Washington County, Oregon. 10/3/21

Thick-legged Hover Fly (Syritta piplens)
Cook Park, Washington County, Oregon. 9/21/21

Thick-legged Hover Fly (Syritta piplens)
Cook Park, Washington County, Oregon. 9/21/21

Unknown bumble bee mimic
Cook Park, Washington County, Oregon. 9/11/22

Unknown bumble bee mimic
Conboy NWR, Klickitat County, Washington . 6/7/23

(Allograpta [Fazia] micura)
Cook Park, Washington County, Oregon. 9/21/21

(Allograpta [Fazia] micura)
Cook Park, Washington County, Oregon. 9/26/21

(Allograpta [Fazia] micura)
Cook Park, Washington County, Oregon. 9/29/21

Cook Park, Washington County, Oregon. 9/26/21

Frissell Ridge, Lane County, Oregon. 7/16/22

Calligrapher Fly (Taxomerus marginatus) Cook Park, Washington County, Oregon. 7/23/22

Calligrapher Fly (Taxomerus marginatus)
Oaks Amusement Park, Clackamas County, Oregon. 9/21/21

Blow Flies (family Calliphoridae)

Common Green Bottle Fly (Lucilia seriacata)
Tigard, Washington County, Oregon. 9/16/21

Cluster Fly (Pollenia spp.) ?
Tigard, Washington County, Oregon. 9/16/21

Technid Flies (family Technidae)

(Epalpus signifer)
Cook Park, Tigard, Washington County, Oregon. 9/20/21 F1

Flesh Flies (Sarcophadidae)

Flesh Fly (Ravina spp.)
Cook Park, Washington County, Oregon. 9/29/21