DiatomBase

Actinoptychus amblyoceros (Ehrenberg) A.Schmidt, 1874 (original description)
Actinoptychus areolatus (Ehrenberg) A.W.F.Schmidt, 1874 accepted as Omphalopelta areolata Ehrenberg, 1844 (new combination reference)
Actinoptychus boliviensis var. boliviensis Janisch in Schmidt et al., 1874 (original description)
Actinoptychus delectus Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus excellens Schumann, 1867 (original description)
Actinoptychus gruendleri f. gruendleri A. Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus grunowii A. Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus hexagonus var. decumana A. Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus hexagonus var. hexagonus Grunow in Schmidt et al., 1874 (original description)
Actinoptychus hexagonus var. tenella A. Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus inopinatus A. Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus japonicus Grunow in A. Schmidt et al., 1874 (original description)
Actinoptychus nitidus (Greville) A.Schmidt, 1874 (new combination reference)
Actinoptychus socius A. Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus summissus Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus ternarius C.Janisch (original description)
Actinoptychus triangulatus var. triangulatus A. Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus trigonus Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus undulatus var. barbadensis Schmidt in Schmidt et al., 1874 (original description)
Actinoptychus weissflogii Schmidt in Schmidt et al., 1874 (original description)
Coscinodiscus excentricus [sensu] Schmidt, 1874 (taxonomy source)
Navicula approximata var. substauroneiformis Grunow in Schmidt et al., 1874 (original description)
Navicula californica var. campechiana Grunow in Schmidt et al., 1874 (original description)
Navicula caribaea Cleve in A. Schmidt et al., 1874 accepted as Lyrella clavata var. caribea (Cleve) Siqueiros Beltrones in Siqueiros Beltrones et al., 2020 (original description)
Navicula carinifera f. carinifera Grunow in Schmidt et al., 1874 (original description)
Navicula carinifera var. minor Grunow in A. Schmidt et al., 1874 (original description)
Navicula clavata var. elliptica Schmidt in Schmidt et al., 1874 (original description)
Navicula couperi (Bailey) Ralfs in Pritchard, 1861 accepted as Pinnularia couperi J.W. Bailey, 1851 (new combination reference)
Navicula diffluens Schmidt in Schmidt et al., 1874 (original description)
Navicula diffusa var. diffusa Schmidt in Schmidt et al., 1874 (original description)
Navicula distenta Schmidt in Schmidt et al., 1874 (original description)
Navicula exsul A.Schmidt, 1874 (original description)
Navicula genifera Schmidt in Schmidt et al., 1874 (original description)
Navicula hennedyi var. controversa Schmidt in Schmidt et al., 1874 (original description)
Navicula hennedyi var. cuneata Schmidt in Schmidt et al., 1874 (original description)
Navicula hennedyi var. granulata Grunow, 1874 (original description)
Navicula hennedyi var. manca A.Schmidt, 1874 (original description)
Navicula inhalata var. inhalata Schmidt in Schmidt et al., 1874 (original description)
Navicula irrorata sensu Schmidt in Schmidt et al., 1874 (original description)
Navicula kittoniana Schmidt in Schmidt et al., 1874 (original description)
Navicula lyra f. dilatata Schmidt in Schmidt et al., 1874 (original description)
Navicula lyra f. subcarinata Grunow in Schmidt et al., 1874 (original description)
Navicula lyra var. abnormis Grunow in Schmidt et al., 1874 (original description)
Navicula lyra var. australica Schmidt in Schmidt et al., 1874 (original description)
Navicula lyra var. elliptica Schmidt, 1874 (original description)
Navicula lyra var. fornicata Schmidt in Schmidt et al., 1874 (original description)
Navicula lyra var. insignis Schmidt in Schmidt et al., 1874 (original description)
Navicula lyra var. signata Schmidt in Schmidt et al., 1874 (original description)
Navicula lyra var. subtypica A.Schmidt, 1874 accepted as Lyrella lyra var. subtypica (Heiden) Siqueiros Beltrones in Siqueiros Beltrones et al., 2020 (original description)
Navicula polysticta var. circumsecta Grunow ex A.Schmidt, 1874 (original description)
Navicula polysticta var. polysticta sensu Schmidt in Schmidt et al., 1874 (original description)
Navicula seductilis A.Schmidt, 1874 (original description)
Navicula spectabilis Greville in A. Schmidt, 1874 (original description)
Surirella australis Schmidt in Schmidt et al., 1874 (original description)
Surirella collare Schmidt in Schmidt et al., 1874 (original description)
Surirella cuneata A.Schmidt, 1874 accepted as Surirella fastuosa var. cuneata O.Witt, 1873 (new combination reference)
Surirella fastuosa var. cuneata O.Witt, 1873 (original description)
Surirella japonica A. Schmidt in Schmidt et al., 1897 (original description)
Surirella lata var. robusta O. Witt, 1873 (original description)
Surirella lepida A.Schmidt, 1874 (original description)
Surirella mexicana Schmidt in Schmidt et al., 1874 (original description)
Surirella pacifica A.W.F.Schmidt accepted as Surirella lata var. robusta O. Witt, 1873 (new combination reference)
Surirella patens var. patens Schmidt in Schmidt et al., 1874 (original description)
Triceratium trilingulatum T.Brightwell accepted as Actinocyclus trilingulatus Brightwell, 1860 (new combination reference)