Achnanthidium lanceolatum f. minutissima (Kützing) Tömösvary, 1879 accepted as Achnanthes minutissima var. minutissima Kützing, 1833 (new combination reference)
Bacillaria hiemalis (Roth) Tomosvary, 1879 (new combination reference)
Bacillaria obtusa (Lyngbye) Tomosvary, 1879 (new combination reference)
Bacillaria tenuis (C.Agardh) Tomosvary, 1879 accepted as Diatoma tenue C. Agardh, 1812 (new combination reference)
Bacillaria tenuis var. elongata (Lyngbye) Tömösváry, 1879 accepted as Diatoma tenue var. elongatum Lyngbye, 1819 (new combination reference)
Cocconeis scutellum var. brundusiaca (Rabenhorst) Tömösváry, 1879 accepted as Cocconeis brundusiaca Rabenhorst, 1853 (new combination reference)
Suriraya didyma (Kützing) Tömösváry, 1879 accepted as Surirella didyma var. didyma Kützing, 1844 (new combination reference)
Suriraya ovata (Kützing) Tömösváry, 1879 accepted as Surirella ovata f. ovata Kützing, 1844 (new combination reference)
Suriraya ovata var. salina (W. Smith) Tömösváry, 1879 (new combination reference)