. _:b75997232 . . _:b75572272 "Fauna Europaea id" . . "urn:lsid:faunaeur.org:taxname:173099" . "Hydrachna" . _:b75997232 "2181219" . "Hydrachna" . _:b75572272 . _:b75997232 . . "2181219" . _:b75572272 . . . "Hydrachna" . _:b75997232 "GBIF id" . "201642" . . "Hydrachna O.F. M\u00FCller, 1776" . _:b75997232 . . "O.F. M\u00FCller, 1776" . _:b75572272 "urn:lsid:faunaeur.org:taxname:173099" . . _:b75572272 .