Achnanthes thermalis (Rabenhorst) Schoenfeld, 1907 accepted as
Achnanthidium thermale Rabenhorst, 1864 accepted as
Crenotia thermalis (Rabenhorst) Wojtal (new combination reference)
Amphora coffeaeformis var. salina (W.Smith) Schönfeldt, 1907 accepted as
Amphora salina var. salina W. Smith, 1853 (new combination reference)
Cocconeis exigua (Grunow) Schönfeldt, 1907 (new combination reference)
Cocconeis exilis (Kützing) Schonfeldt, 1907 (new combination reference)
Cocconeis hungarica (Grunow) Schönfeldt, 1907 accepted as
Achnanthidium hungaricum Grunow, 1863 (new combination reference)
Cocconeis linearis (W.Smith) Schonfeldt, 1907 accepted as
Achnanthidium lineare W.Smith, 1855 (new combination reference)
Cocconeis microcephala (Kützing) Schonfeldt, 1907 accepted as
Achnanthidium microcephalum Kützing, 1844 (new combination reference)
Cocconeis minutissima (Kützing) Schönfeldt, 1907 accepted as
Achnanthes minutissima var. minutissima Kützing, 1833 (new combination reference)
Cocconeis trinodis (Arnott ex Ralfs in Pritchard) Schonfeldt, 1907 (new combination reference)
Ctenophora pulchella var. fasciculata (Agardh ex specim., Kützing) Schonfeldt, 1907 (new combination reference)
Ctenophora pulchella var. lanceolata (O'Meara) L.Bukhtiyarova, 1995 accepted as
Synedra pulchella f. lanceolata O'Meara, 1875 (new combination reference)
Ctenophora pulchella var. longissima (W.Smith) Schönfeldt, 1907 accepted as
Synedra longissima var. longissima W. Smith, 1853 (new combination reference)
Ctenophora pulchella var. pulchella (Ralfs ex specim. Fide Kutzing) Schonfeldt, 1907 accepted as
Exilaria pulchella Ralfs ex Kützing, 1844 (new combination reference)
Ctenophora pulchella var. saxonica (Kutzing; Rabenhorst) Schonfeldt, 1907 accepted as
Synedra saxonica Kützing, 1844 (new combination reference)
Ctenophora pulchella var. smithii (Ralfs in Pritchard) Schonfeldt, 1907 accepted as
Synedra smithii Ralfs, 1861 (new combination reference)
Ctenophora pulchella var. socialis (Rabenhorst) Schonfeldt, 1907 accepted as
Synedra socialis Rabenhorst, 1853 (new combination reference)
Ctenophora pulchella var. subaequalis (Grunow) Schönfeldt, 1907 accepted as
Synedra subaequalis f. subaequalis Grunow in Van Heurck, 1881 (new combination reference)
Ctenophora vaucheriae var. parvula (Kützing) Schonfeldt, 1907 accepted as
Frustulia parvula Kützing, 1833 (1834) (new combination reference)
Ctenophora vaucheriae var. perminuta (Grunow in Van Heurck) Schonfeldt, 1907 accepted as
Synedra vaucheriae var. perminuta Grunow in Van Heurck, 1881 (new combination reference)
Ctenophora vaucheriae var. vaucheriae (Kützing) Schonfeldt, 1907 accepted as
Exilaria vaucheriae Kützing, 1833 (new combination reference)
Denticula denticula (Grunow) Schonfeldt, 1907 accepted as
Nitzschia denticula f. denticula Grunow in Cleve & Grunow, 1880 (new combination reference)
Denticula denticula var. delognei (Grunow) Schonfeldt, 1907 accepted as
Nitzschia denticula var. delognei Grunow, 1881 (new combination reference)
Denticula tenuis var. acuta (Rabenhorst) Schonfeldt, 1907 accepted as
Denticula acuta Rabenhorst, 1853 (new combination reference)
Denticula tenuis var. major (Rabenhorst) Schonfeldt, 1907 accepted as
Denticula frigida f. major Rabenhorst, 1864 (new combination reference)
Diatoma anomalum (W. Sm.) Schönf., 1907 accepted as
Odontidium anomalum f. anomalum W. Smith, 1855 (new combination reference)
Diatoma anomalum var. genuinum (Grunow) Schonfeldt, 1907 accepted as
Odontidium anomalum var. genuina Grunow, 1862 (new combination reference)
Diatoma anomalum var. longissima (Grunow) Schonfeldt, 1907 accepted as
Odontidium anomalum var. longissima Grunow, 1862 (new combination reference)
Diatoma elongatum var. genuina Grunow & Schonfeldt, 1907 (original description)
Diatoma hiemale var. diatomaceum (Grunow) Schonfeldt, 1907 accepted as
Odontidium hiemale var. diatomacea Grunow, 1862 (new combination reference)
Diatoma hiemale var. genuinum (Grunow) Schonfeldt, 1907 accepted as
Odontidium hiemale var. genuinum Grunow, 1862 (new combination reference)
Diatoma hiemale var. turgidulum (Ehrenberg) Schonfeldt, 1907 (new combination reference)
Epithemia constricta var. densissemistriata Rabenhorst ex Schonfelt, 1907 (original description)
Eunotia lunaris var. capitata (Grunow) Schonfeldt, 1907 accepted as
Synedra lunaris var. capitata Grunow, 1862 (new combination reference)
Fragilaria capucina var. biconstricta (Rabenhorst) Schonfeldt, 1907 (new combination reference)
Fragilaria construens var. biceps (Strose) Schonfeldt, 1907 (new combination reference)
Fragilaria virescens var. mesolepta (Rabenhorst) Schönfelt, 1907 accepted as
Fragilaria mesolepta Rabenhorst, 1861 (new combination reference)
Gomphonema olivaceum var. tenellum sensu Schonfeldt, 1907 (original description)
Himantidium arcus var. minor (Grunow in Van Heurck) Schonfeldt, 1907 accepted as
Eunotia arcus var. minor Grunow, 1881 (new combination reference)
Himantidium arcus var. tenella (Grunow) Schonfeldt, 1907 accepted as
Eunotia arcus var. tenella Grunow, 1881 (new combination reference)
Himantidium arcus var. uncinata Schonfeldt, 1907 (original description)
Himantidium pectinale var. borealis (Grunow) Schonfeldt, 1907 accepted as
Eunotia pectinalis var. borealis Grunow, 1884 (new combination reference)
Himantidium pectinale var. crassa (Otto Müller) Schonfeldt, 1907 accepted as
Eunotia pectinalis var. crassa O.Müller, 1898 (new combination reference)
Himantidium pectinale var. curta (Van Heurck) Schonfeldt, 1907 (new combination reference)
Himantidium pectinale var. impressa (O.Müller) Schonfeldt, 1907 accepted as
Eunotia pectinalis f. impressa (Otto Müller) Ant.Mayer, 1913 (new combination reference)
Himantidium sudetica (O.Müller) Schonfeldt, 1907 accepted as
Eunotia sudetica Otto Müller, 1898 (new combination reference)
Melosira granulata f. punctata (Otto Müller) Schonfeldt, 1907 (new combination reference)
Melosira granulata var. mutabilis (Otto Müller) Schonfeldt, 1907 (new combination reference)
Melosira italica f. beta Schonfeldt, 1907 (original description)
Navicula brebissonii var. ornata (Otto Müller) Schonfeldt, 1907 (new combination reference)
Nitzschia closterium var. parva (Grunow in Van Heurck) Schonfeldt, 1907 (new combination reference)
Nitzschia palea var. dissipata (Kützing) Schonfeldt, 1907 accepted as
Synedra dissipata var. dissipata Kützing, 1844 (new combination reference)
Nitzschia subtilis var. intermedia (Hantzsch) Schonfeldt, 1907 accepted as
Nitzschia intermedia f. intermedia Hantzsch ex Cleve & Grunow, 1880 (new combination reference)
Orthosira binderana (Kützing) Schonfeldt, 1907 accepted as
Melosira binderana var. binderana Kützing, 1844 (new combination reference)
Orthosira granulata var. curvata (Grunow in Van Heurck) Schonfeldt, 1907 accepted as
Melosira granulata var. curvata Grunow in Van Heurck, 1882 (new combination reference)
Orthosira granulata var. granulata (Ehrenberg) Schonfeldt, 1907 accepted as
Gaillonella granulata var. granulata Ehrenberg, 1843 (new combination reference)
Orthosira italica (Ehrenberg) Schonfeldt, 1907 accepted as
Gaillonella italica Ehrenberg, 1838 (new combination reference)
Pleurosigma angulatum var. thuringicum (Kützing) Schonfeldt, 1907 accepted as
Navicula thuringica Kützing, 1844 (new combination reference)
Pleurostauron spicula (Cleve & Grunow in Grunow) Schönfeldt, 1907 accepted as
Stauroneis spicula Cleve & Grunow, 1880 (new combination reference)
Pleurostaurum parvulum (Kuntze) Schöenfeldt, 1907 (new combination reference)
Pleurostaurum parvulum var. productum (Grunow in Van Heurck) Schonfeldt, 1907 accepted as
Stauroneis producta Grunow, 1880 (new combination reference)
Pleurostaurum parvulum var. prominulum (Grunow in Cleve & Moller; Grunow ex Cleve) Schonfeldt, 1907 accepted as
Pleurostauron prominulum Grunow in Cleve & Möller, 1881 (new combination reference)
Surirella linearis var. tenella (Kützing) Schonfeldt, 1907 accepted as
Surirella tenella var. tenella Kützing, 1849 (new combination reference)
Surirella linearis var. thuringiaca (Hantzsch ex Moller; Hantzsch in Schmidt et al.) Schonfeldt, 1907 accepted as
Surirella thuringiaca Hantzsch ex Moller, 1868, 1881 (new combination reference)
Synedra pulchella var. longissima (W.Smith) Schönfeldt, 1907 accepted as
Synedra longissima var. longissima W. Smith, 1853 (new combination reference)
Synedra pulchella var. subaequalis (Grunow) Schönfeldt, 1907 accepted as
Synedra subaequalis f. subaequalis Grunow in Van Heurck, 1881 (new combination reference)