Amphipleura cretae (Ehrenberg) Grunow, 1862 accepted as Cocconema cretae Ehrenberg, 1839 (new combination reference)
Amphipleura lindheimeri var. lindheimeri Grunow, 1862 (original description)
Amphipleura sicula (Ehrenberg) Grunow, 1862 accepted as Navicula sicula Ehrenberg, 1839 (new combination reference)
Bacillaria frauenfeldii Grunow, 1862 (original description)
Campylodiscus adriaticus var. adriaticus Grunow, 1862 (original description)
Campylodiscus bicostatus Grunow, 1862 (original description)
Campylodiscus bicostatus var. genuinus Grunow, 1862 (original description)
Campylodiscus bicostatus var. parvulus Grunow, 1862 (original description)
Campylodiscus bicostatus var. peisonis Grunow, 1862 (original description)
Campylodiscus bicostatus var. quadratus Grunow, 1862 (original description)
Campylodiscus brightwellii Grunow, 1862 (original description)
Campylodiscus costatus Grunow, 1862 (original description)
Campylodiscus exiguus Grunow, 1862 (original description)
Campylodiscus fluminensis Grunow, 1862 (original description)
Campylodiscus heufleri Grunow, 1862 (original description)
Campylodiscus lorenzianus Grunow, 1862 (original description)
Campylodiscus minutus Grunow, 1862 (original description)
Campylodiscus noricus f. hibernicus (Ehrenberg) Grunow, 1862 accepted as Campylodiscus hibernicus var. hibernicus Ehrenberg, 1845 (new combination reference)
Campylodiscus noricus var. costatus (W. Smith) Grunow, 1862 accepted as Campylodiscus costatus W.Smith, 1851 (new combination reference)
Campylodiscus noricus var. genuinus Grunow, 1862 (original description)
Campylodiscus quarnerensis Grunow, 1862 (original description)
Campylodiscus rabenhorstii Janisch ex Grunow, 1862 (original description)
Campyloneis A. Grunow, 1862 (original description)
Campyloneis argus var. argus Grunow, 1862 (original description)
Climaconeis A. Grunow, 1862 (original description)
Climaconeis frauenfeldii Grunow, 1862 (original description)
Climaconeis lorenzii Grunow, 1862 (original description)
Climacosira A. Grunow, 1862 (original description)
Climacosira mirifica (W.Smith) Grunow, 1862 accepted as Climaconeis mirifica (W. Smith) Kuntze, 1898 (new combination reference)
Climacosphenia frauenfeldii Grunow in litt. ex Grunow, 1862 (original description)
Ctenophora (Grunow) D.M.Williams & Round, 1986 (original description)
Cymatopleura elliptica var. constricta Grunow, 1862 (original description)
Cymatopleura elliptica var. genuina Grunow, 1862 (original description)
Cymatopleura elliptica var. ovata Grunow, 1862 (original description)
Cymatopleura elliptica var. rhomboides Grunow, 1862 (original description)
Cymatopleura lorenziana Grunow, 1862 (original description)
Cymatopleura solea var. apiculata (W.Smith) Ralfs, 1861 accepted as Cymatopleura apiculata W.Smith, 1853 (new combination reference)
Cymatopleura solea var. gracilis Grunow, 1862 (original description)
Cymatopleura solea var. regula (Ehrenberg) Grunow, 1862 accepted as Surirella regula Ehrenberg, 1843 (new combination reference)
Cymatosira A. Grunow, 1862 (original description)
Cymatosira lorenziana f. lorenziana Grunow, 1862 (original description)
Denticula kuetzingii Grunow, 1862 (original description)
Denticula kutzingii var. major Grunow, 1862 (original description)
Denticula subtilis Grunow, 1862 (original description)
Denticula tabellaria Grunow, 1862 (original description)
Denticula thermalis var. minor Grunow, 1862 (original description)
Diatoma subtile Grunow, 1862 (original description)
Diatoma tenue var. mesoleptum (Kützing) Grunow, 1862 accepted as Diatoma mesoleptum Kützing, 1844 (new combination reference)
Diatoma tenue var. minus Grunow, 1862 (original description)
Diatoma vulgare var. breve Grun., 1862 accepted as Diatoma vulgaris var. breve Grunow, 1862 (original description)
Diatoma vulgare var. capitulatum Grunow, 1862 accepted as Diatoma vulgaris var. capitulatum Grunow, 1862 (original description)
Diatoma vulgare var. ehrenbergii (Kützing) Grunow, 1862 accepted as Diatoma ehrenbergii Kützing, 1844 (new combination reference)
Diatoma vulgare var. genuinum Grunow, 1862 accepted as Diatoma vulgaris var. genuinum Grunow, 1862 (original description)
Diatoma vulgare var. grande (W. Sm.) Grun., 1862 accepted as Diatoma grande W. Smith, 1855 (new combination reference)
Diatoma vulgare var. productum Grunow, 1862 accepted as Diatoma vulgaris var. producta Grunow, 1862 (original description)
Dimeregramma gregoriana Grunow, 1862 (original description)
Dimeregramma triundulata Grunow, 1862 (original description)
Dimeregramma undulata Grunow, 1862 (original description)
Dimeregramma williamsonii (W. Smith) Grunow, 1862 accepted as Himantidium williamsonii W.Smith, 1856 (new combination reference)
Entopyla cohnii (Janisch) Grunow, 1862 accepted as Margaritoxon cohnii Janisch, 1862 (new combination reference)
Entopyla incurvata (Arnott) Grunow, 1862 accepted as Eupleuria incurvata Arnott, 1858 (new combination reference)
Entopyla ocellata (Arnott) Grunow, 1862 accepted as Eupleuria ocellata Arnott, 1858 (new combination reference)
Entopyla pulchella (Arnott) Grunow, 1862 accepted as Eupleuria pulchella Arnott, 1858 (new combination reference)
Epithemia argus var. alpestris (W.Smith) Grunow, 1862 accepted as Epithemia alpestris W.Smith, 1853 (new combination reference)
Epithemia argus var. genuina Grunow, 1862 (original description)
Epithemia argus var. longicornis (Ehrenberg) Grunow, 1862 accepted as Eunotia longicornis Ehrenberg, 1849 (new combination reference)
Epithemia gibba var. genuina Grunow, 1862 (original description)
Epithemia gibba var. parallela Grunow, 1862 accepted as Epithemia parallela (Grunow) Ruck & Nakov (original description)
Epithemia gibba var. ventricosa (Kützing) Grunow, 1881 accepted as Epithemia ventricosa Kützing, 1844 (new combination reference)
Epithemia gibberula var. genuina Grunow, 1862 (original description)
Epithemia gibberula var. producta Grunow, 1862 (original description)
Epithemia gibberula var. rupestris (W.Smith) Grunow, 1862 accepted as Epithemia rupestris W.Smith, 1853 (new combination reference)
Epithemia turgida var. genuina Grunow, 1862 (original description)
Epithemia turgida var. gracilis Grunow, 1862 (original description)
Epithemia turgida var. vertagus (Kützing) Grunow, 1862 accepted as Epithemia vertagus Kützing, 1844 (new combination reference)
Epithemia turgida var. westermannii (Ehrenberg) Grunow, 1862 accepted as Navicula westermannii Ehrenberg, 1835 (new combination reference)
Epithemia zebra var. genuina Grunow, 1862 (original description)
Epithemia zebra var. porcellus (Kützing) Grunow, 1862 accepted as Epithemia porcellus Kützing, 1844 (new combination reference)
Epithemia zebra var. proboscidea (Kützing) Grunow, 1862 accepted as Epithemia proboscidea Kützing, 1844 (new combination reference)
Epithemia zebra var. saxonica (Kützing) Grunow, 1862 accepted as Epithemia saxonica Kützing, 1844 (new combination reference)
Eunotia arcus var. curtum Grunow, 1862 (original description)
Eunotia minutula Grunow, 1862 (original description)
Eunotia paludosa Grunow, 1862 (original description)
Eunotia paludosa f. paludosa Grunow, 1862 (original description)
Fragilaria capucina f. genuina Grunow, 1862 (original description)
Fragilaria capucina var. constricta (Ehrenberg) Grunow (original description)
Fragilaria capucina var. corrugata (Kützing) Grunow, 1862 accepted as Fragilaria corrugata Kützing, 1844 (new combination reference)
Fragilaria construens f. binodis (Ehrenberg) Hustedt, 1957 accepted as Navicula binodis Ehrenberg, 1840 accepted as Neidiomorpha binodis (Ehrenberg) M.Cantonati, Lange-Bertalot & N.Angeli, 2010 (new combination reference)
Fragilaria construens f. construens (Ehrenberg) Grunow, 1862 accepted as Staurosira construens var. construens Ehrenberg, 1843 (new combination reference)
Fragilaria construens f. genuina Grunow, 1862 (original description)
Fragilaria construens var. oblonga Grunow, 1862 (original description)
Fragilaria construens var. pusilla Grunow, 1862 (original description)
Fragilaria dubia Grunow, 1862 accepted as Hendeyella dubia (Grun. in van Heurck, 1862) Chunlian Li, Witkowski & Ashworth, 2016 (original description)
Fragilaria harrisonii f. dubia Grunow, 1862 (original description)
Fragilaria harrisonii f. harrisonii (W. Smith) Grunow, 1862 accepted as Odontidium harrisonii f. harrisonii Roper, 1854 (new combination reference)
Fragilaria harrisonii var. genuina Grunow, 1862 (original description)
Fragilaria harrisonii var. rhomboides Grunow, 1862 (original description)
Fragilaria hyalina var. hyalina (Kützing) Grunow, 1862 accepted as Diatoma hyalinum Kützing, 1844 (new combination reference)
Fragilaria hyalina var. major Grunow, 1862 (original description)
Fragilaria hyalina var. minor Grunow, 1862 (original description)