Amphipentas antillarum (Cleve) De Toni, 1894 † accepted as
Triceratium antillarum var. antillarum Cleve, 1878 (new combination reference)
Amphipentas boryana (Pantocsek) De Toni, 1894 † accepted as
Triceratium boryanum Pantocsek, 1889 (new combination reference)
Amphipentas campechiana (Grunow) De Toni, 1894 † accepted as
Triceratium campechianum Grunow in Cleve, 1878 (new combination reference)
Amphipentas godeffroyi (Grunow in Schmidt et al.) De Toni, 1894 † accepted as
Triceratium godeffroyi f. godeffroyi Grunow in Schmidt et al., 1882 (new combination reference)
Amphipentas grovei (Pantocsek) De Toni, 1894 † accepted as
Triceratium grovei var. grovei Pantocsek, 1886 (new combination reference)
Amphipentas hungarica (Pantocsek) De Toni, 1894 † accepted as
Triceratium hungaricum Pantocsek, 1892 (new combination reference)
Amphipentas jimboi (Pantocsek) De Toni, 1894 † accepted as
Triceratium jimboi Pantocsek, 1892 (new combination reference)
Amphipentas juncta (A.Schmidt) De Toni, 1894 † accepted as
Triceratium junctum var. junctum Schmidt in Schmidt et al., 1886 (new combination reference)
Amphipentas juncta var. fossilis (Pantocsek) De Toni, 1894 † accepted as
Triceratium junctum var. fossile Pantocsek, 1889 (new combination reference)
Amphipentas laeta (Pantocsek) De Toni, 1894 † accepted as
Triceratium laetum Pantocsek, 1886 (new combination reference)
Amphipentas loczyi (Pantocsek) De Toni, 1894 † accepted as
Triceratium loczyi var. loczyi Pantocsek, 1889 (new combination reference)
Amphipentas loczyi var. confluens (Pantocsek) De Toni, 1894 accepted as
Triceratium loczyi var. confluens Pantocsek, 1889 (new combination reference)
Amphipentas nobilis (Greville) De Toni, 1894 † accepted as
Amphitetras nobilis Greville, 1865 (new combination reference)
Amphipentas quinquelobata (Greville) De Toni, 1894 † accepted as
Triceratium quinquelobatum Greville, 1866 (new combination reference)
Amphitetras acutangula (Greville) De Toni, 1894 accepted as
Triceratium acutangulum var. acutangulum Greville, 1864 (new combination reference)
Amphitetras anderssonii (Cleve) De Toni, 1894 accepted as
Triceratium anderssonii Cleve, 1881 (new combination reference)
Amphitetras atlantica (Castracane) De Toni, 1894 accepted as
Triceratium atlanticum Castracane, 1886 (new combination reference)
Amphitetras balearica (Cleve & Grunow in Cleve) De Toni, 1894 accepted as
Triceratium balearicum f. balearicum Cleve & Grunow in Cleve, 1881 (new combination reference)
Amphitetras bicornis (Cleve) De Toni, 1894 † accepted as
Pseudictyota bicorne (Cleve) P.A. Sims & D. M. Williams in Sims et al., 2018 † (new combination reference)
Amphitetras blandita (Greville) De Toni, 1894 accepted as
Triceratium blanditum Greville, 1861 (new combination reference)
Amphitetras campechiana (Grunow) De Toni, 1894 accepted as
Triceratium campechianum Grunow in Cleve, 1878 (new combination reference)
Amphitetras canalifera (Brun) De Toni, 1894 accepted as
Triceratium canalifer Brun, 1891 (new combination reference)
Amphitetras coerulescens (Pantocsek) De Toni, 1894 accepted as
Triceratium coerulescens Pantocsek, 1892 (new combination reference)
Amphitetras conciliata (Pantocsek) De Toni, 1894 accepted as
Triceratium conciliatum var. conciliatum Pantocsek, 1889 (new combination reference)
Amphitetras conciliata var. validior (Pantocsek) De Toni, 1894 accepted as
Triceratium conciliatum var. validior Pantocsek, 1889 (new combination reference)
Amphitetras cornuta (Greville) De Toni, 1894 accepted as
Triceratium cornutum R.K.Greville † accepted as
Trinacria cornuta (R.K.Greville) P.A.Sims & R.Ross, 1988 † (new combination reference)
Amphitetras dutertrei (Pantocsek & Tempère) De Toni, 1894 accepted as
Triceratium dutertrei Pantocsek & Tempère in Pantocsek, 1889 † accepted as
Entogoniopsis dutertrei (Pantocsek & Tempère) J.Witkowski, P.A.Sims, N.I.Strelnikova & D.M.Williams, 2015 † (new combination reference)
Amphitetras grevillei var. grevillei De Toni, 1894 (original description)
Amphitetras inconspicua (Greville) De Toni, 1894 accepted as
Triceratium inconspicuum Greville, 1861 † accepted as
Fenneria brachiata (T.Brightwell) J.Witkowski, 2018 † (new combination reference)
Amphitetras ingloria (Greville) De Toni, 1894 accepted as
Triceratium inglorium Greville, 1865 (new combination reference)
Amphitetras intermedia (Grove & Sturt) De Toni, 1894 accepted as
Triceratium intermedium Grove & Sturt, 1887 (new combination reference)
Amphitetras kusnetzkiana (Pantocsek) De Toni, 1894 accepted as
Triceratium kusnetzkianum Pantocsek, 1889 (new combination reference)
Amphitetras lanceolata (Pantocsek) De Toni, 1894 accepted as
Triceratium lanceolatum Pantocsek, 1889 (new combination reference)
Amphitetras lata (Greville) De Toni, 1894 accepted as
Triceratium latum var. latum Greville, 1865 (new combination reference)
Amphitetras margaritifera (Cleve) De Toni, 1894 accepted as
Triceratium margaritiferum Cleve, 1881 (new combination reference)
Amphitetras oculata (Greville) De Toni, 1894 accepted as
Triceratium oculatum f. oculatum Greville, 1864 (new combination reference)
Amphitetras perryana (Truan y Luard & Witt) De Toni, 1894 accepted as
Triceratium perryanum Truan y Luard & Witt, 1888 (new combination reference)
Amphitetras pethoei (Pantocsek) De Toni, 1894 accepted as
Triceratium pethoei Pantocsek, 1889 (new combination reference)
Amphitetras pulvillus (Castracane) De Toni, 1894 accepted as
Triceratium pulvillus Castracane, 1886 (new combination reference)
Amphitetras quadrangularis (Greville) De Toni, 1894 accepted as
Triceratium quadrangulare Greville, 1865 (new combination reference)
Amphitetras quadricornis (Greville) De Toni, 1894 accepted as
Triceratium quadricorne Greville, 1865 (new combination reference)
Amphitetras rectangularis (Grove & Sturt) De Toni, 1894 accepted as
Triceratium rectangulare Grove & Sturt, 1887 (new combination reference)
Amphitetras sturtii (Pantocsek) De Toni, 1894 accepted as
Triceratium sturtii Pantocsek, 1886 (new combination reference)
Amphitetras tetragona (Pantocsek) De Toni, 1894 accepted as
Triceratium tetragonum Pantocsek, 1889 (new combination reference)
Amphitetras unguiculata (Greville) De Toni, 1894 accepted as
Triceratium unguiculatum Greville, 1864 (new combination reference)
Amphitetras zonatulata (Greville) De Toni, 1894 accepted as
Triceratium zonatulatum f. zonulatum Greville, 1865 (new combination reference)
Anaulus birostratus De Toni, 1894 (original description)
Anaulus constrictus ‘Ehrenberg' according to De Toni, 1844 (taxonomy source)
Anaulus fossus (Grove & Sturt) De Toni, 1888 accepted as
Biddulphia fossa Grove & Sturt, 1887 (new combination reference)
Aulacodiscus germanicus (Ehrenberg) ‘A. M. Edwards in Habirshaw' according to De Toni, 1894 accepted as
Tripodiscus germanicus Ehrenberg, 1840 (taxonomy source)
Auliscus caelatus var. major ‘A. Schmidt' De Toni, 1894 (taxonomy source)
Auliscus elegans var. flammula (Tempère & Brun in Brun & Tempère) De Toni, 1894 accepted as
Auliscus grunovii var. flammula Tempère & Brun in Brun & Tempère, 1889 (new combination reference)
Biddulphia hamata ‘Pantocsek' De Toni, 1886 (taxonomy source)
Biddulphia hamata f. minor ‘Pantocsek' De Toni, 1886 (taxonomy source)
Biddulphia zanzibarica A. Schmidt, 1894 (original description)
Brunia J. Tempère ex G.B. De Toni, 1894 (original description)
Brunia japonica Tempère ex De Toni, 1894 (original description)
Brunia mirabilis (Brun) Tempère ex De Toni, 1894 accepted as
Brightwellia mirabilis Brun in Brun & Tempère, 1889 (new combination reference)
Centrodiscus fossilis (Pantocsek) De Toni, 1894 accepted as
Kentrodiscus fossilis Pantocsek, 1889 † (new combination reference)
Cerataulus laevis var. sinensis (Grunow) De Toni, 1894 accepted as
Cerataulus laevis var. chinensis Grunow, 1877 (new combination reference)
Cerataulus scaber var. scaber (Greville) DeToni, 1894 accepted as
Eupodiscus scaber var. scaber Greville, 1864 (new combination reference)
Ceratophora nitida (Pantocsek) De Toni, 1894 accepted as
Keratophora nitida J.Pantocsek, 1889 † (new combination reference)
Ceratophora robusta (Pantocsek) De Toni, 1894 accepted as
Keratophora robusta Pantocsek, 1889 † (new combination reference)
Chaetoceros bacteriastrum var. hispidus (Castracane) De Toni, 1894 accepted as
Bacteriastrum wallichii var. hispida Castracane, 1886 (new combination reference)
Chaetoceros brevispinus (Castracane) De Toni, 1894 accepted as
Bacteriastrum brevispinum Castracane, 1886 (new combination reference)
Chaetoceros halo (Brun in Brun & Tempère) De Toni, 1894 accepted as
Bacteriastrum halo Brun in Brun & Tempère, 1889 (new combination reference)
Chaetoceros nodulosus (Shadbolt) De Toni, 1894 accepted as
Bacteriastrum nodulosa Shadbolt, 1854 (new combination reference)
Chaetoceros pennatus (Grunow in Van Heurck) De Toni, 1894 (new combination reference)
Chaetoceros productus (H.L. Smith) De Toni, 1894 accepted as
Bacteriastrum productum H.L. Smith, 1874 (new combination reference)
Chaetoceros spirillum (Castracane) De Toni, 1894 accepted as
Bacteriastrum spirillum Castracane, 1886 (new combination reference)
Chaetoceros symmetricus (Leuduger-Fortmorel) De Toni, 1894 accepted as
Bacteriastrum symmetricum Leuduger-Fortmorel, 1892 (new combination reference)
Coscinodiscus cryophilus (Grunow) De Toni, 1894 accepted as
Coscinodiscus kryophilus Grunow, 1884 (new combination reference)
Coscinodiscus entoleion var. decoratus (Brun) De Toni, 1894 accepted as
Coscinodiscus decoratus Brun, 1891 (new combination reference)
Coscinodiscus pantocsekii De Toni, 1894 (original description)
Coscinodiscus regina G.C.Wallich (original description)
Denticella armatum (Leuduger-Fortmorel) De Toni, 1894 accepted as
Biddulphia armata Leuduger-Fortmorel, 1879 (new combination reference)
Denticella blanda (Schmidt in Schmidt et al.) De Toni, 1894 accepted as
Biddulphia blanda Schmidt in Schmidt et al., 1888 (new combination reference)
Denticella coruscans (Schmidt in Schmidt et al.) De Toni, 1894 accepted as
Biddulphia coruscans Schmidt in Schmidt et al., 1888 (new combination reference)
Denticella elesdiana (Pantocsek) De Toni, 1894 accepted as
Biddulphia elesdiana Pantocsek, 1889 (new combination reference)
Denticella longicruris (Greville) De Toni, 1894 accepted as
Hobaniella longicruris (Greville) P.A. Sims & D.M. Williams in Sims et al., 2018 (new combination reference)
Denticella longicruris var. japonica (Grunow in Van Heurck) De Toni, 1894 accepted as
Biddulphia longicruris var. japonica Grunow in Van Heurck, 1882 (new combination reference)
Denticella longicruris var. leptoceros (Grunow in Van Heurck) De Toni, 1894 accepted as
Biddulphia longicruris var. leptoceros Grunow in Van Heurck, 1882 (new combination reference)
Denticella ruthenica (Witt) De Toni, 1894 † accepted as
Parodontella ruthenica (Witt) D M.Williams & P.A.Sims in Sims et al., 2018 † (new combination reference)
Denticella sinensis (Greville) De Toni, 1894 accepted as
Biddulphia sinensis Greville, 1866 (new combination reference)
Denticella suborbicularis (Grunow in Van Heurck) De Toni, 1894 accepted as
Biddulphia suborbicularis var. suborbicularis Grunow in Van Heurck, 1882 (new combination reference)
Denticella tumida var. peruviana (Grunow in Van Heurck) De Toni, 1894 † accepted as
Ralfsiella peruviana (Grunow in Van Heurck) P.A. Sims, D. M. Williams & M. Ashworth, 2018 † (new combination reference)
Denticella vitrea (Brun) De Toni, 1894 accepted as
Biddulphia vitrea Brun, 1891 (new combination reference)
Denticella zanzibarica (Schmidt in Schmidt et al.) De Toni, 1894 accepted as
Biddulphia sansibarica A. Schmidt in Schmidt et al., 1888 (new combination reference)
Denticula zanzibarica (Schmidt in Schmidt et al.) De Toni, 1894 accepted as
Biddulphia sansibarica A. Schmidt in Schmidt et al., 1888 (new combination reference)
Detonula F. Schütt ex G.B. De Toni, 1894 (original description)
Dicladiopsis barbadensis (Greville) De Toni, 1894 accepted as
Dicladia barbadensis Greville, 1865 (new combination reference)
Dicladiopsis robusta (Greville) De Toni, 1894 accepted as
Dicladia robusta Greville, 1865 (new combination reference)
Ditylum sol (Grunow) De Toni, 1894 (new combination reference)
Endictya campechiana (Grunow) De Toni, 1894 accepted as
Stephanopyxis campechiana Grunow in Schmidt et al., 1881 (new combination reference)
Entogoniopsis major J.Witkowski, P.A.Sims, N.I.Strelnikova & D.M.Williams, 2015 † (additional source)
Eunotogramma vittatum De Toni, 1894 (original description)
Euodia gibba var. aequatorea (Petit) De Toni, 1894 (new combination reference)
Eupodiscus weissflogii (Grunow) De Toni, 1894 accepted as
Conticribra weissflogii (Grunow) K.Stachura-Suchoples & D.M.Williams, 2009 † (new combination reference)
Gaillonella nummuloides var. elesdiana (Pantocsek) De Toni, 1894 accepted as
Melosira nummuloides var. elesdiana Pantocsek, 1886 (new combination reference)
Gaillonella nummuloides var. hyperborea (Grunow in Van Heurck) De Toni, 1894 accepted as
Melosira nummuloides var. hyperborea Grunow ex Cleve & Moller, 1882 (new combination reference)