Achnanthes archibaldiana Lange-Bert., 1989 accepted as
Rossithidium archibaldianum (Lange-Bertalot) L.N.Bukhtiyarova, 2008 (original description)
Achnanthes bahusiensis (Grunow) Lange-Bert., 1989 accepted as
Astartiella bahusiensis (Grunow) Witkowski, Lange-Bertalot & Metzeltin, 1998 accepted as
Navicula minuscula var. bahusiensis Grunow, 1880 (new combination reference)
Achnanthes biasolettiana var. subatomus Lange-Bertalot, 1989 (original description)
Achnanthes biasolettiana var. thienemannii (Hustedt) Lange-Bertalot, 1989 accepted as
Achnanthes thienemannii Hustedt, 1942 (new combination reference)
Achnanthes borneolanceolata (ms.) Lange-Bertalot, 1989 (original description)
Achnanthes bremeyeri Lange-Bertalot, 1989 (original description)
Achnanthes brevicostata (Hustedt) Lange-Bertalot & Krammer, 1989 accepted as
Cocconeis brevicostata var. brevicostata Hustedt, 1937 (new combination reference)
Achnanthes butterfassiana Lange-Bertalot, 1989 accepted as
Nupela butterfassiana (Lange-Bertalot) Lange-Bertalot, 1999 (original description)
Achnanthes carissima Lange-Bertalot, 1989 (original description)
Achnanthes cataractarum (Hustedt) Lange-Bertalot & Krammer, 1989 accepted as
Cocconeis cataractarum Hustedt in Schmidt, 1936 accepted as
Psammothidium cataractarum (Hustedt) Kulikovskiy, Glushchenko & Kociolek, 2020 (new combination reference)
Achnanthes daonensis Lange-Bertalot, 1989 (original description)
Achnanthes dornii Lange-Bertalot, 1989 (original description)
Achnanthes exigua var. angustirostrata (Krasske) Lange-Bertalot in Lange-Bertalot & Krammer, 1989 accepted as
Achnanthes exigua f. angustirostrata Krasske, 1939 (new combination reference)
Achnanthes fonticolanceolata Lange-Bertalot & Schimanski, 1989 (original description)
Achnanthes frequentissima Lange-Bertalot, 1989 (original description)
Achnanthes gysingensis (Foged) Lange-Bertalot, 1989 accepted as
Navicula gysingensis Foged, 1952 (new combination reference)
Achnanthes helvetica (Hustedt) Lange-Bertalot, 1989 accepted as
Achnanthes austriaca var. helvetica Hust., 1933 accepted as
Psammothidium helveticum (Hustedt) L.N.Bukhtiyarova & Round, 1996 (new combination reference)
Achnanthes hintzii Lange-Bertalot & Krammer, 1989 (original description)
Achnanthes impexa Lange-Bertalot, 1989 (original description)
Achnanthes impexiformis Lange-Bertalot, 1989 (original description)
Achnanthes ingratiformis Lange Bertalot, 1989 (original description)
Achnanthes johncarteri Lange-Bertalot & Krammer, 1989 (original description)
Achnanthes kranzii Lange-Bertalot, 1989 (original description)
Achnanthes kuelbsii Lange-Bertalot, 1989 (original description)
Achnanthes lacus-vulcani Lange-Bertalot & Krammer, 1989 (original description)
Achnanthes laevis var. austriaca (Hustedt) Lange-Bertalot, 1989 accepted as
Achnanthes austriaca var. austriaca Hust., 1922 accepted as
Achnanthes austriaca Hust., 1922 accepted as
Eucocconeis austriaca (Hustedt) H. Lange-Bertalot apud H. Lange-Bertalot & S.I. Genkal in H. Lange-Bertalot (ed.), 1999 accepted as
Achnanthes austriaca var. austriaca Hust., 1922 (new combination reference)
Achnanthes laevis var. diluviana (Hustedt) Lange-Bertalot, 1989 accepted as
Achnanthes diluviana Hustedt, 1954 (new combination reference)
Achnanthes laevis var. ninckei (Guermeur & Manguin) Lange-Bertalot, 1989 accepted as
Achnanthes ninckei P.Guermeur & E.Manguin, 1953 (new combination reference)
Achnanthes laevis var. quadratarea (Østrup) Lange-Bertalot, 1989 accepted as
Cocconeis quadratarea Østrup, 1910 (new combination reference)
Achnanthes lanceolata var. boyei (Østrup) Lange-Bertalot, 1989 accepted as
Planothidium lanceolatum (Brébisson ex Kützing) Bukhtiyarova, 1999 (new combination reference)
Achnanthes lanceolata var. frequentissima H. Lange-Bertalot in Lange-Bertalot & Krammer, 1989 (original description)
Achnanthes lapidosa var. appalachiana (Camburn & Lowe) Lange-Bertalot in Lange-Bertalot & Krammer, 1989 accepted as
Achnanthes subrostrata var. appalachiana Camburn & Lowe, 1978 (new combination reference)
Achnanthes lapidosa var. chilensis (Krasske) Lange-Bertalot in Lange-Bertalot & Krammer, 1989 accepted as
Achnanthes lapidosa f. chilensis Krasske, 1939 (new combination reference)
Achnanthes lapidosa var. subrostrata (Hustedt) Lange-Bertalot, 1989 accepted as
Achnanthes subrostrata Hustedt, 1942 (new combination reference)
Achnanthes microscopica (Cholnoky) Lange-Bertalot & Krammer, 1989 accepted as
Cocconeis microscopica Cholnoky, 1959 (new combination reference)
Achnanthes minutissima var. affinis (Grunow) Lange-Bertalot, 1989 accepted as
Achnanthes affinis Grunow, 1880 accepted as
Achnanthidium affine (Grunow) Czarnecki, 1994 accepted as
Achnanthes affinis var. affinis Grunow in Cleve & Grunow, 1880 accepted as
Achnanthes affinis Grunow, 1880 (new combination reference)
Achnanthes minutissima var. gracillima (Meister) Lange-Bertalot, 1989 accepted as
Microneis gracillima Meister, 1912 (new combination reference)
Achnanthes minutissima var. scotica (Carter) Lange-Bertalot, 1989 accepted as
Achnanthes microcephala f. scotica J.R.Carter, 1981 accepted as
Achnanthidium caledonicum (Lange-Bertalot) Lange-Bertalot, 1999 (new combination reference)
Achnanthes modestiformis Lange-Bert. in Lange-Bertalot & Krammer, 1989 accepted as
Achnanthidium modestiforme (Lange-Bert.) Van de Vijver in Van de Vijver et al., 2002 (original description)
Achnanthes nitidiformis Lange-Bertalot, 1989 (original description)
Achnanthes oestrupii var. aperta (J.R.Carter) Lange-Bertalot, 1989 accepted as
Achnanthes aperta J.R.Carter, 1981 accepted as
Skabitschewskia aperta (Carter) Kulikovskiy & Lange-Bertalot, 2015 (new combination reference)
Achnanthes oestrupii var. pungens (A.Cleve) Lange-Bertalot, 1989 accepted as
Achnanthes elliptica var. pungens Cleve-Euler, 1934 accepted as
Skabitschewskia pungens (Cleve-Euler) Kulikovskiy & Lange-Bertalot, 2015 (new combination reference)
Achnanthes ploenensis var. gessneri (Hustedt) Lange-Bertalot, 1989 accepted as
Achnanthes gessneri Hustedt, 1953 (new combination reference)
Achnanthes ploenensis var. woldstedtii (Hustedt) Lange-Bertalot, 1989 accepted as
Achnanthes woldstedtii Hustedt, 1954 (new combination reference)
Achnanthes reversa Lange-Bertalot, 1989 (original description)
Achnanthes rosenstockii Lange-Bertalot, 1989 (original description)
Achnanthes saxophila Lange-Bertalot & Krammer (taxonomy source)
Achnanthes siamexilis Lange-Bertalot in Lange-Bertalot & Krammer, 1989 (original description)
Achnanthes siamlinearis Lange-Bertalot in Lange-Bertalot & Krammer, 1989 (original description)
Achnanthes silvahercynia Lange-Bertalot, 1989 accepted as
Nupela silvahercynia (Lange-Bertalot) Lange-Bertalot in Lange-Bertalot & Metzeltin, 1996 (original description)
Achnanthes therezienii Lange-Bertalot & Krammer, 1989 (original description)
Achnanthes thermalis var. rumrichorum Lange-Bertalot, 1989 accepted as
Crenotia rumrichorum (Lange-Bertalot) Wojtal (original description)
Achnanthes ventralis (Krasske) Lange-Bertalot, 1989 accepted as
Navicula ventralis Krasske, 1923 (new combination reference)
Achnanthes ventralis var. crassa (C.W.Reimer) Lange-Bertalot, 1989 accepted as
Achnanthes sublaevis var. crassa C.W.Reimer, 1966 (new combination reference)
Gomphonema olivaceum var. olivaceoides (Hustedt) Lange-Bertalot, 1989 accepted as
Gomphonema olivaceoides var. olivaceoides Hustedt, 1950 (new combination reference)
Navicula acidobionta Lange-Bertalot in Lange-Bertalot & Krammer, 1989 (original description)
Navicula perfidissima Lange-Bertalot, 1989 (original description)
Navicula reichardtiana Lange-Bertalot, 1989 (original description)
Navicula silvahercynia Lange-Bertalot in Lange-Bertalot & Krammer, 1989 (original description)
Navicula ventraloconfusa Lange-Bertalot, 1989 (original description)
Navicula ventraloconfusa f. simplex (Hustedt) Lange-Bertalot in Lange-Bertalot & Krammer, 1989 accepted as
Navicula ventralis var. simplex Hustedt, 1943 (new combination reference)
Nupela impexiformis (Lange-Bertalot) Lange-Bertalot emend. Genkal in Genkal & Yarushina, 2018 (original description)