| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Gomphonemataceae
Taxonomy
Gomphonemataceae was named by Kützing (1844). It is extant.
It was assigned to Cymbellales by Round et al. (1990).
It was assigned to Cymbellales by Round et al. (1990).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1844 | Gomphonemataceae Kützing pp. 12670, 82-83 |
| 1990 | Gomphonemataceae Round et al. p. 128 |
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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.
Fm. Gomphonemataceae Kützing 1844
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G. Gomphonema Ehrenberg 1832
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†Gomphonema capitatum Ehrenberg 1832
†Gomphonema constrictum Ehrenberg 1832
†Gomphonema lanceolatum Ehrenberg 1832
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Miocene to the top of the Late/Upper Pleistocene or 23.04000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 5.333 Ma
Minimum age of oldest fossil (stem group age): 5.333 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Miocene | USA (Washington) | Gomphonema gracile, Gomphonema parvulum (224397) | |
| Blancan | USA (California) | Gomphonema affine (234637) | |
| Gelasian | North Pacific | Gomphonema spp. (273771) | |
| Pleistocene | North Pacific | Gomphonema spp. (270696 271228 271723 271724 272042) | |
| Pleistocene | India (Kashmir) | Gomphonema capitatum, Gomphonema constrictum, Gomphonema lanceolatum (224663) | |
| NN18 | Indian Ocean | Gomphonema olivacium (252347) | |
| Calabrian | North Pacific | Gomphonema spp. (271109 273300 273316) | |
| Late/Upper Pleistocene | Sweden | Gomphonema spp. (162751) |