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Plagiogramma
Taxonomy
Plagiogramma was named by Greville (1859). It is extant.
It was assigned to Plagiogrammaceae by Greville (1859); and to Fragilariaceae by Lakhanpal et al. (1976).
It was assigned to Plagiogrammaceae by Greville (1859); and to Fragilariaceae by Lakhanpal et al. (1976).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1859 | Plagiogramma Greville |
| 1976 | Plagiogramma Lakhanpal et al. |
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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. Plagiogramma Greville 1859
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Oligocene | India (Andaman and Nicobar Islands) | P. tesselatum (224622) | |
| Neogene | India (Andaman and Nicobar Islands) | P. nankoorense, P. polygibbum (224619) | |
| Middle Miocene | Chile (Coquimbo) | P. obesum (222363) | |
| Holocene | Sweden | P. staurophorum (35074) |