Elgiva sp. (Sciomyzidae) from NE-Germany, female?

Description:

L: 6-8mmcharacteristics: especially the antennae are crucial for this genus [jonas], It can be distiguished from E. Solicita biology: The larvae of Elgiva are aquatic.predators of pulmonate nonoperculate freshwater snails (Limneaidae), that luve near the water surface. The species is multivoltine. Imagines occur in May-June till October at shorelines of logged ponds and marshes. They feed on nectar, honeydew and?predators and attack aquatic nonoperculate pulmonate snails slightly submerged in shallow and slow waters or aquatic vegetation mats.Phylum: Arthropoda LATREILLE, 1829 (arthropods, Gliederfer)Subphylum: Hexapoda BLAINVILLE, 1816 (Sechsfer)Class: Insecta LINNAEUS, 1758 (insects, Insekten)Subclass: Pterygota LANG, 1888 (Fluginsekten)Infraclass: Neoptera MARTYNOV, 1923Order: Diptera LINNAEUS, 1758 (true flies, mosquitoes & gnats, Zweiflgler)Suborder: Brachycera SCHINER, 1862 (true flies, Echte Fliegen)Infraorder: Muscomorpha [Syn.: Cyclorrhapha BRAUER, 1863]Superfamily: Sciomyzoidea FLLEN, 1820Family: Sciomyzidae FLLEN, 1820 (marsh flies or snail-killing flies, Schnecken-Netzfliegen oder Hornfliegen)Subfamily: Sciomyzinae FLLEN, 1820 Tribus: Tetanocerini NEWMAN, 1834[det. "Taba Nuss", 2012, based on this photo]Genus: Elgiva MEIGEN, 1838[det. jonas, 2017, based on this photo via diptera.info]probably: Elgiva cucularia LINNAEUS, 1767 (Grey S-veined Snail-killer)some info: www.insektenbox.de/zweifl/elcucu.htmsome info: ?but wrong! delta-intkey.com/britin/dip/www/sciomyzi.htmNE-Germany, Brandenburg: vic. Doberlug-Kirchhain, ca. 50m asl., 27.05.2012IMG_0744