Distribution
EuropeBehavior
It does not seem that Melecta are specialized foragers. They seem to visit side by side the same flowers than their Anthophorini hosts. Most of these flowers have long corollae, as Boraginaceae, Lamiaceae, Fabaceae (Leguminosae), Plantaginaceae (former Scrophulariaceae) and Compositae from the Carduae tribe (thistles)References:
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http://www.atlashymenoptera.net/page.asp?id=256https://en.wikipedia.org/wiki/Melecta