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Bacillariophytina
Taxonomy
Bacillariophytina was named by Medlin and Kaczmarska (2004). It is extant.
It was assigned to Bacillariophyta by Guiry and Guiry (2017).
It was assigned to Bacillariophyta by Guiry and Guiry (2017).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 2004 | Bacillariophytina Medlin and Kaczmarska p. 267 |
| 2017 | Bacillariophytina Guiry and Guiry p. urn:lsid:algaebase.org:taxname:146359 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Subph. Bacillariophytina Medlin and Kaczmarska 2004
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Cl. Mediophyceae Medlin and Kaczmarska 2004
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Subcl. Thalassiosirophycidae Round and Crawford
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Or. Stephanodiscales Nikolaev and Harwood
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Fm. Stephanodiscaceae Glezer and Makarova 1986
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G. Cyclotella de Brébisson 1838
G. Stephanodiscus Ehrenberg 1845
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range
Maximum range based only on fossils: base of the Aquitanian to the top of the Holocene or 23.04000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 13.82 Ma
Minimum age of oldest fossil (stem group age): 13.82 Ma
Collections (21 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Eocene - Late/Upper Miocene | Argentina | Cyclotella sp. (32201) | |
| Aquitanian - Langhian | USA (North Carolina) | Cyclotella kelloggi (48887) | |
| Zanclean | Japan (Iwate) | Cyclotella sp. (56300) | |
| Pliocene | Armenia (Ararat) | Stephanodiscus sp. (219091) | |
| Pliocene | USA (Oregon) | Cyclotella jonesii, Stephanodiscus rhombus (184902) | |
| Blancan | USA (California) | Cyclotella kuetzingiana, Cyclotella striata, Stephanodiscus robustus, Stephanodiscus excentricus (234637) | |
| Piacenzian | Japan | Cyclotella striata (101907) | |
| Piacenzian - Gelasian | Ethiopia (Upr WebiShebele Basn) | Cyclotella sp., Stephanodiscus sp. (22570) Stephanodiscus sp. (22571) | |
| Pleistocene | India (Kashmir) | Cyclotella comta, Stephanodiscus astraea (224663) Cyclotella meneghiniana, Cyclotella iyengaria (224612) | |
| Pleistocene | USA (Oregon) | Stephanodiscus excentricus, Stephanodiscus niagarae (184903 184905) | |
| Pleistocene | USA (California) | Stephanodiscus astraea, Stephanodiscus dubius (234664) | |
| Rancholabrean | USA (California) | Stephanodiscus asteroides, Stephanodiscus carconensis (184917) Stephanodiscus carconensis, Stephanodiscus sp. B (184913) Stephanodiscus hantzchii (184914) Stephanodiscus hantzschii, Stephanodiscus asteroides, Stephanodiscus excentricus (184918) Stephanodiscus sp. nov., Stephanodiscus asteroides, Stephanodiscus excentricus (184915) | |
| Late/Upper Pleistocene | Sweden | Cyclotella comta (162751) | |
| Holocene | North Atlantic | Cyclotella choctawhatcheana (35075) |