Gerris paludum Fabricius, 1794: 188 (Opinion 1741/1993). LT (Andersen, 1990: 59): female, France, "Galliae"; ZMUC.
Cimex najas var. alatus Retzius, 1783: 89 (syn. Opinion 1741/1993). Based on De Geer, 1773: 188 (Opinion 1741/1993). ST(S): Sweden; NHRS (1female, see Andersen, 1990: 59).
Hydrometra japonica Motschulsky, 1866: 188 (syn. Kiritshenko, 1915a: 300). LT (Kerzhner & Jansson, 1986: 36): male, Japan; ZMUM.
Hygrotrechus remigator Horváth, 1879b: cviii (syn. Esaki, 1926a: 181). STS: male, female, Japan, Kyushu; HNHM.
Gerris fletcheri Kirkaldy, 1901e: 51 (syn. Lundblad, 1933b: 272). ST(S): China, Wei-hai- wei.
Cylindrostethus bergrothi Lindberg, 1922b: 16 (syn. Wagner, 1959d: 39). HT: male, Jordan, Wadi el Navaime; MZHF.
Gerris (Hygrotrechus) paludum f. obscura Puschnig, 1925: 90. STS: Austria, Kärnten.
Gerris (Hygrotrechus) paludum ab. demarginata Puschnig, 1925: 90 (upgraded to f. by Stichel, 1955: 111). HT: male, Austria, Kärnten, Kreuzbergteich.
Gerris uhleri Drake & Hottes, 1925: 69 (syn. J.T. Polhemus, 1973: 114). HT: male, France?, "Ariz" [= Arize]; USNM.
Gerris paludum palmonii Wagner, 1954c: 205 (syn. Kanyukova, 1982: 76, with Gerris paludum bergrothi). HT: male, Israel, "Sea of Galilee"; ZMUH.
Gerris paludum insularis (non Motschulsky, 1866): Miyamoto, 1958: 118. Misidentification.