Male lectotype of E. coerulescens. 34 Facial view 35 Detail of clypeus with arrows indicating weak sublateral ridges that form a median longitudinal depression 36 Dorsal habitus 37 Lateral habitus 38 right and left forewings 39 Dorsal view of mesoscutellum.

  Part of: Gonzalez VH, Griswold T, Simões M (2017) On the identity of the adventive species of Eufriesea Cockerell in the USA: systematics and potential distribution of the coerulescens species group (Hymenoptera, Apidae). Journal of Hymenoptera Research 55: 55-102.