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Nitzschia
Taxonomy
Nitzschia was named by Hassall (1845). It is extant.
It was assigned to Bacillariophyceae by Hassall (1845); to Bacillariophyta by Abbott and Ernissee (1983); and to Bacillariaceae by Hasle and Syvertsen (1996).
It was assigned to Bacillariophyceae by Hassall (1845); to Bacillariophyta by Abbott and Ernissee (1983); and to Bacillariaceae by Hasle and Syvertsen (1996).
Synonymy list
| Year | Name and author |
|---|---|
| 1845 | Nitzschia Hassall p. 435 |
| 1983 | Nitzschia Abbott and Ernissee p. 301 |
| 1996 | Nitzschia Hasle and Syvertsen p. 324 |
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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.
G. Nitzschia Hassall 1845
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A.H. Hassall 1845 | 82. NITZSCHIA Hass.
Char, Frustules curved in front view in the form of the letter S; in lateral aspect straight, transversely striated, and without a longitudinal furrow and central depression. Derivation. Named in memory of M. Nitzsch. The single species upon which this genus is founded accords with Exilaria in all its characters, save in the segmoidal curvatures of the frustules. |
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Aquitanian to the top of the Rancholabrean or 23.04000 to 0.01400 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aquitanian - Langhian | USA (North Carolina) | N. b (48887) | |
| Messinian | USA (California) | N. reinholdi (46902) | |
| Zanclean | Japan | N. granulata, N. grunowii, N. sp. (55643) | |
| Pliocene - Quaternary | Chile (Atacama) | N. sp. (221934) | |
| Blancan | USA (California) | N. sp. (234637) | |
| Piacenzian - Gelasian | Ethiopia (Upr WebiShebele Basn) | N. sp. (22569) | |
| Pleistocene | India (Kashmir) | N. angustata, N. hungarica, N. palea, N. sigmoides (224663) | |
| Rancholabrean | USA (California) | N. romana (184914 184916) |