Willow Mason Wasp (Symmorphus bifasciatus)

Willow Mason Wasp, a reference photo — Photo: S. Rae from Scotland, UK · CC BY 2.0 (licence)

Symmorphus bifasciatus, the willow mason-wasp, is a species of potter wasp, from the subfamily Eumeninae of the social wasp family Vespidae which is widely distributed in the Palearctic region.

From Wikipedia, under CC BY-SA 4.0.

Is it venomous or poisonous?

Considered venomous. Public sources list it as such; we have not verified this individually. The note covers its whole family. Wasps and hornets; stings Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

Symmorphus cristatus — considered venomous
Symmorphus canadensis — considered venomous
Discoelius zonalis — considered venomous

Classification

Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Vespidae
Genus: Symmorphus
Species: Symmorphus bifasciatus

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