Chamaesphecia bibioniformis is a moth of the family Sesiidae. It is found in southern Europe (from Spain to southern Russia)Fauna Europaea and from Asia Minor to Kyrgyzstan.
The wingspan is 19–21 mm. Adults are on wing in June and July.
The larvae feed on Euphorbia species, including Euphorbia gerardiana, Euphorbia sequieriana, Euphorbia myrsinites, Euphorbia angustifrons, Euphorbia serrata, Euphorbia nicaeensis, Euphorbia niciciana, Euphorbia pannonica and Euphorbia macroclada.Chamaesphecia at funet
References