"May, 1920" . _:b76022048 . _:b76022048 "GBIF id" . . "Nematodirus helvetianus May, 1920" . _:b76022048 . "urn:lsid:faunaeur.org:taxname:392903" . "Nematodirus helvetianus" . . "Nematodirus helvetianus" . . . . _:b75513052 "Fauna Europaea id" . "238906" . . _:b75513052 . . "2283500" . _:b76022048 . _:b75513052 . _:b75513052 "urn:lsid:faunaeur.org:taxname:392903" . . . _:b75513052 . "Nematodirus helvetianus" . . _:b76022048 "2283500" .