Campylodiscus noricus var. genuinus Kirchner, 1878 (original description)
Cocconeis communis var. pediculus (Ehrenberg) O.Kirchner, 1878 accepted as
Cocconeis pediculus f. pediculus Ehrenberg, 1838 (new combination reference)
Cocconeis communis var. placentula (Ehrenberg) O.Kirchner, 1878 accepted as
Cocconeis placentula f. placentula Ehrenberg, 1838 (new combination reference)
Cymatopleura solea var. genuina Kirchner, 1878 (original description)
Cymbella cistula (Ehrenberg) O.Kirchner, 1878 accepted as
Bacillaria cistula Ehrenberg, 1828 (new combination reference)
Cymbella lanceolata (C.Agardh) C.Agardh, 1830 accepted as
Frustulia lanceolata C.Agardh, 1827 (new combination reference)
Cymbella parva (W.Smith) Kirchner, 1878 accepted as
Cocconema parvum W.Smith, 1853 (new combination reference)
Diatoma anceps (Ehrenberg) Kirchner, 1878 accepted as
Fragilaria anceps Ehrenberg, 1843 (new combination reference)
Diatoma anceps var. curtum (Grunow) Kirchner, 1878 accepted as
Odontidium anomalum var. curtum Grunow, 1862 (new combination reference)
Diatoma anomalum var. curtum Grun., 1862 (new combination reference)
Diatoma hiemale var. genuinum (Grunow) Kirchner, 1878 accepted as
Odontidium hiemale var. genuina Grunow, 1862 (new combination reference)
Diatoma hiemale var. mesodon (Ehrenberg) Kirchner, 1878 accepted as
Fragilaria mesodon Ehrenberg, 1839 (new combination reference)
Diatoma hiemale var. turgidulum (Ehrenberg) Kirchner, 1878 accepted as
Fragilaria turgidula Ehrenberg, 1831 (new combination reference)
Diatoma obtusum (Kützing) Kirchner, 1878 accepted as
Denticula obtusa (Lyngbye) Kützing, 1844 (new combination reference)
Diatoma vulgare f. ornata Kirchner, 1878 accepted as
Diatoma vulgaris f. ornata Kirchner, 1878 (original description)
Encyonema gracile Kirchner, 1879 (original description)
Eunotia arcus var. bidens (Ehrenberg) Kirchner, 1878 accepted as
Himantidium bidens var. bidens Ehrenberg, 1843 (new combination reference)
Eunotia arcus var. genuina Kirchner, 1878 (original description)
Eunotia pectinalis var. genuina Kirchner, 1878 (original description)
Gomphonema abbreviatum var. typicum Kirchner, 1878 (original description)
Melosira distans var. genuina Kirchner, 1878 (original description)
Melosira distans var. nivalis (W. Smith) Kirchner, 1878 accepted as
Melosira nivalis W.Smith, 1855 (new combination reference)
Melosira varians var. genuina Kirchner, 1878 (original description)
Meridion circulare f. genuinum Kirchner, 1878 (original description)
Meridion circulare var. grunowii Kirchner, 1878 (original description)
Meridion constrictum var. genuinum Kirchner, 1878 (original description)
Meridion constrictum var. grunowii Kirchner, 1878 (original description)
Navicula cuspidata var. ambigua (Ehrenberg) Kirchner, 1878 accepted as
Navicula ambigua f. ambigua Ehrenberg, 1843 (new combination reference)
Nitzschia communis var. genuina Kirchner, 1878 (original description)
Nitzschia communis var. minuta Bleisch. accepted as
Nitzschia minuta f. minuta Bleisch in Rabenhorst, 1860 (new combination reference)
Nitzschia communis var. perpusilla Rabenhorst accepted as
Nitzschia perpusilla f. perpusilla Rabenhorst, 1861 (new combination reference)
Nitzschia palea var. genuina Kirchner, 1878 (original description)
Odontidium mutabile var. diatomaceum (Grunow) Kirchner, 1878 accepted as
Fragilaria mutabilis var. diatomacea Grunow, 1862 (new combination reference)
Odontidium mutabile var. genuinum Grunow in Kirchner, 1878 (original description)
Odontidium mutabile var. intermedium (Grunow) Kirchner, 1878 accepted as
Fragilaria mutabilis var. intermedia Grunow, 1862 accepted as
Fragilaria intermedia (Grunow) Grunow in Van Heurck, 1881 (new combination reference)
Orthosira orichalcea var. crenulata Kirchner, 1878 (original description)
Orthosira orichalcea var. genuina Kirchner, 1878 (original description)
Stauroptera brebissonii (Kützing) O.Kirchner, 1878 accepted as
Navicula brebissonii f. brebissonii Kützing, 1844 (new combination reference)
Stauroptera brebissonii var. angusta (Grunow) Kirchner, 1878 accepted as
Navicula brebissonii var. angusta Grunow, 1860 (new combination reference)
Stauroptera divergens (W.Smith) O.Kirchner, 1878 accepted as
Pinnularia divergens f. divergens W. Smith, 1853 (new combination reference)
Surirella ovata f. genuina Kirchner, 1878 (original description)
Surirella ovata var. genuina Kirchner, 1878 (original description)
Surirella ovata var. minuta (Schumann) Kirchner, 1878 (original description)
Surirella ovata var. ovalis (Brébisson) Kirchner, 1878 accepted as
Surirella ovalis f. ovalis Brébisson, 1838 (new combination reference)
Synedra lunaris var. campyla (Hilse ex Rabenhorst) Kirchner, 1878 accepted as
Synedra campyla Hilse in Rabenhorst, 1861 (new combination reference)
Synedra oxyrhynchus var. acus (Kützing) Kirchner, 1878 accepted as
Synedra acus f. acus Kützing, 1844 (new combination reference)
Synedra oxyrhynchus var. elongata (Grunow) Kirchner, 1878 accepted as
Synedra acus var. elongata Grunow, 1862 (new combination reference)
Synedra ulna var. biceps (Kützing) Kirchner, 1878 accepted as
Synedra biceps f. biceps Kützing, 1844 (new combination reference)
Synedra ulna var. genuina Kirchner, 1878 (original description)
Synedra ulna var. splendens (Kützing) Kirchner, 1878 accepted as
Frustulia splendens Kützing, 1833 (new combination reference)
Synedra ulna var. thalheimii Kirchner, 1878 (original description)
Tabellaria flocculosa var. genuina Kirchner, 1878 (original description)