Actinocyclus divisus (Grunow) Hustedt, 1958 accepted as
Coscinodiscus divisus var. divisus Grunow, 1878 (new combination reference)
Amphora antarctica Hustedt, 1958 (1957) (original description)
Charcotia actinochilus (Ehrenberg) Hustedt, 1958 accepted as
Coscinodiscus actinochilus Ehrenberg, 1844 (new combination reference)
Cocconeis curiosa Hustedt, 1958 (original description)
Coscinodiscus pseudodenticulatus Hustedt, 1958 (original description)
Coscinodiscus ritscheri Hustedt, 1958 (original description)
Fragilariopsis curta var. curta (Van Heurck) Hustedt, 1957 (1958) accepted as
Fragilaria curta Van Heurck, 1909 (new combination reference)
Fragilariopsis linearis var. linearis (Castracane) Hustedt, 1957 (1958) accepted as
Fragilaria linearis f. linearis Castracane, 1886 (new combination reference)
Fragilariopsis ritscheri Hustedt, 1958 (original description)
Fragilariopsis separanda Hustedt, 1958 (original description)
Fragilariopsis vanheurckii (Peragallo) Hustedt, 1958 accepted as
Fragilaria vanheurckii Peragallo, 1921 (new combination reference)
Nitzschia compacta Hustedt, 1958 (original description)
Nitzschia decipiens Hustedt, 1958 (original description)
Nitzschia distantoides Hustedt, 1958 (original description)
Nitzschia macera Hustedt, 1958 (original description)
Nitzschia medioconstricta Hustedt, 1958 (original description)
Nitzschia neglecta Hustedt, 1958 (original description)
Nitzschia obscurepunctata Hustedt, 1987 (original description)
Nitzschia omega Hustedt, 1958 (original description)
Nitzschia sicula var. rostrata Hustedt, 1958 (original description)
Nitzschia sicula var. sicula (Castracane) Hustedt, 1958 accepted as
Synedra sicula var. sicula Castracane, 1875 (new combination reference)
Nitzschia taenia Hustedt, 1958 (original description)
Nitzschia turgidula Hustedt, 1958 (original description)
Pseudonitzschia marina (Grunow in Cleve & Grunow) Hustedt, 1958 accepted as
Nitzschia marina Grunow, 1880 (new combination reference)
Pseudonitzschia pacifica (Cupp) Hustedt, 1958 accepted as
Nitzschia pacifica Cupp, 1943 (new combination reference)
Pseudonitzschia pungens (Grunow in Cleve & Moller; Grunow ex Cleve) Hustedt, 1958 (new combination reference)
Thalassionema capitulata (Castracane) Hustedt, 1958 accepted as
Synedra capitulata Castracane, 1886 (new combination reference)
Thalassionema elegans Hustedt, 1958 (original description)
Thalassiosira delicatula Hustedt, 1958 (original description)
Thalassiosira gracilis (Karsten) Hustedt, 1958 accepted as
Coscinodiscus gracilis Karsten, 1905 (new combination reference)
Thalassiothrix lanceolata Hustedt, 1958 (original description)