Gloeonema triangulatum 'Ehrenberg' according to Mills, 1934 (original description)
Glyphodesmis loczyi (Pantocsek) F.W. Mills, 1934 accepted as
Plagiogramma loczyi Pantocsek, 1892 (new combination reference)
Gomphonema acuminatum f. curta F.W. Mills, 1934 (original description)
Gomphonema acuminatum var. hastata (A. Cleve) F.W. Mills, 1934 accepted as
Gomphonema acuminatum f. hastata A. Cleve, 1895 (new combination reference)
Gomphonema aschersonii (Otto Müller) F.W.Mills, 1934 accepted as
Gomphocymbella aschersonii var. aschersonii Otto Müller, 1905 (new combination reference)
Gomphonema geminatum var. strictum (M. Schmidt in Schmidt et al.) F.W. Mills, 1934 accepted as
Didymosphenia geminata var. stricta M. Schmidt in Schmidt et al., 1899 (new combination reference)
Gomphonema gracile var. clavata (Ehrenberg) F.W. Mills, 1934 (new combination reference)
Gomphonema herculeanum var. clavatum (Cleve; M. Schmidt in Schmidt et al.) F.W. Mills, 1934 (new combination reference)
Gomphonema herculeanum var. rostrata (Tempère & Peragallo) F.W.Mills, 1934 accepted as
Gomphoneis herculeana var. rostrata Tempère & Peragallo, 1909 † accepted as
Gomphoneis rostrata (Tempère & Peragallo) Kociolek & Stoermer, 1988 (new combination reference)
Gomphonema herculeanum var. septiceps (M.Schmidt) F.W.Mills, 1934 accepted as
Gomphoneis herculeana var. septiceps M.Schmidt, 1899 (new combination reference)
Gomphonema ruttneri (Hustedt) F.W.Mills, 1934 † accepted as
Gomphocymbella ruttneri Hustedt, 1913 † (new combination reference)
Gomphopleura pfeifferi (Østrup) F.W. Mills, 1934 accepted as
Reicheltia pfeifferi Østrup, 1898 (new combination reference)
Grunoviella pacifica (Grunow) F.W. Mills, 1934 accepted as
Fragilaria pacifica var. pacifica Grunow, 1862 (new combination reference)
Guinardia stephanos (Hensen) F.W. Mills, 1934 accepted as
Pyxilla stephanos Hensen, 1887 (new combination reference)
Gyrosigma angustum var. subflexuosa (Grunow ex Cleve) F.W. Mills, 1934 (new combination reference)
Gyrosigma arcticum var. subflexuosa (Grunow ex Cleve) F.W. Mills, 1934 accepted as
Donkinia subflexuosa Grunow ex Cleve, 1894 (new combination reference)
Odontidium paradoxum (Ehrenberg) F.W. Mills, 1934 (new combination reference)