Ephydra subguttata Meigen, 1830: 120. Lectotype, male (designated by Cresson, 1930: 124). Germany (NMW).
Ephydra aestuans Haliday, 1833: 176. Northern Ireland (Down: Holywood).
Ephydra (Ephydra) flavipennis Stenhammar, 1844: 173. Sweden.
Scatella gilva Loew, 1860: 41. Asia Minor.
Distribution: PA: Austria, Bulgaria, Denmark, Egypt, Faroe Is., Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Poland, Russia, Sweden, Tunisia.
Egyptian localities: Coastal Strip: Alexandria, Dekheila. Eastern Desert: Ismailiya, Port Said. Fayoum: Qaroun Lake. Lower Nile Valley & Delta: Damietta, Giza (Dokki), Sharqiya (Inshas). Western Desert: Dakhla Oasis, Siwa Oasis.
Dates of collection: March to September.