Núria Cida, Carles Ibáñez & Narcís Prat (2008) Life history and production of the burrowing mayfly Ephoron virgo (Olivier, 1791) (Ephemeroptera: Polymitarcyidae) in the lower Ebro river: a comparison after 18 years. Aquatic Insects 30(3):163–178. doi:10.1080/01650420802010356. Link zum PDF.
Núria Cida, Carles Ibáñez & Narcís Prat (2008) Life history and production of the burrowing mayfly Ephoron virgo (Olivier, 1791) (Ephemeroptera: Polymitarcyidae) in the lower Ebro river: a comparison after 18 years. Aquatic Insects 30(3):163–178. doi:10.1080/01650420802010356. Link zum PDF.
Rote Liste gefährdeter Eintagsfliegen(Ephemeroptera) Bayerns, bearbeitet von Georg Adam 2003. Link