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Between brackets is the number of
accepted extant species
explain all fields
1
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2
Shows the number of accepted extant species within the taxon
3
The last expanded taxon is highlighted
4
Click on "+" to expand/show all child taxa
5
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Show accepted taxa only
Only show main ranks
Bacillariophyceae
(5 957)
Subclass
Bacillariophyceae
incertae sedis
(189)
Subclass
Bacillariophycidae
(4 408)
Subclass
Coscinodiscophycidae
(877)
Superorder
Biddulphianae
(230)
Order
Anaulales
(7)
Order
Biddulphiales
(38)
Order
Hemiaulales
(17)
Family
Bellerocheaceae Crawford, 1990
Family
Hemiaulaceae Heiberg, 1863
(17)
Genus
Abas
R.Ross & P.A.Sims, 1980 †
Genus
Ailuretta
P.A. Sims, 1986 †
Species
Ailuretta cerataulinoides
Sims, 1986 †
Species
Ailuretta rotunda
Sims, 1986 †
Genus
Baxteriopsis
G. Karsten in A. Engler & K. Prantl, 1928 †
Genus
Bicornis
J. Fenner, 1994 †
accepted as
Fennerbicornis
Blanco, 2020 †
Genus
Briggera
R. Ross & P.A. Sims, 1985 †
Genus
Cerataulina
H. Peragallo ex F. Schütt in Engler & Prantl, 1896
Genus
Climacodium
A. Grunow, 1868
(1)
Genus
Cylindrospira
A.G.Mitlehner, 1995 †
Genus
Eucampia
C.G. Ehrenberg, 1839
(1)
Genus
Fennerbicornis
Blanco, 2020 †
Genus
Hemiaulus
P.A.C. Heiberg, 1863
(10)
Genus
Hemiaulus
C.G. Ehrenberg, 1844
accepted as
Hemiaulus
P.A.C. Heiberg, 1863
Genus
Keratophora
J. Pantocsek, 1889 †
Genus
Kittonia
E. Grove & G. Sturt, 1887 †
Genus
Pseudorutilaria
(Grove & Sturt ex De Toni & Levi) Grove & Sturt ex De Toni, 1894 †
Genus
Riedelia
A.P. Jousé & V.S. Sheshukova-Poretzkaja, 1971
accepted as
Williamriedelia
T.V. Desikachary & P. Prema in Prema & Desikachary, 2012 †
Genus
Rymariopsis
J.Witkowski & D.M.Harwood, 2011 †
Genus
Sphynctolethus
G D. Hanna, 1927 †
Genus
Strelnikovia
R. Ross & P.A. Sims, 1985
Genus
Trinacria
P.A.C. Heiberg, 1863 †
Genus
Williamriedelia
T.V. Desikachary & P. Prema in Prema & Desikachary, 2012 †
Genus
Williamriedelia
S.Blanco & C.E.Wetzel, 2016 †
accepted as
Williamriedelia
T.V. Desikachary & P. Prema in Prema & Desikachary, 2012 †
(5)
Family
Streptothecaceae Crawford, 1990
Order
Triceratiales
(168)
Superorder
Chaetocerotanae
(95)
Superorder
Corethranae
(1)
Superorder
Coscinodiscanae
(300)
Superorder
Cymatosirophycanae
(10)
Superorder
Lithodesmiophycanae
(7)
Superorder
Rhizosolenianae
(37)
Superorder
Thalassiosiranae
(192)
Order
Arcanodiscales
(5)
Order
Stictocyclales
Subclass
Fragilariophycidae
(483)
Order
Centrales
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