Chamaesphecia leucopsiformis is a moth of the family Sesiidae. It is found in most of Europe (except Ireland, Great Britain, the Benelux, Portugal, Denmark, Fennoscandia, the Baltic region and Greece)[1] and Turkey.
The wingspan is 18–21 mm. Adults are in wing from August to September.
The larvae feed on Euphorbia cyparissias, Euphorbia esula and Euphorbia seguieriana.[2]