| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Grammatophora
Taxonomy
Grammatophora was named by Ehrenberg (1840). It is extant.
It was assigned to Tabellariaceae by Lakhanpal et al. (1976); to Tabellarioideae by Andrews (1976); and to Striatellaceae by Round et al. (1990).
It was assigned to Tabellariaceae by Lakhanpal et al. (1976); to Tabellarioideae by Andrews (1976); and to Striatellaceae by Round et al. (1990).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1840 | Grammatophora Ehrenberg p. 161 |
| 1976 | Grammatophora Andrews p. 21 |
| 1976 | Grammatophora Lakhanpal et al. |
| 1990 | Grammatophora Round et al. pp. 128, 436-437 |
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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.
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 Zanclean to the top of the Holocene or 5.33300 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 3.6 Ma
Minimum age of oldest fossil (stem group age): 3.6 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Neogene | India (Andaman and Nicobar Islands) | G. lyrata (224619) | |
| Zanclean | Japan (Iwate) | G. marinara (56300) | |
| Pliocene - Quaternary | Chile (Atacama) | G. sp. (221934) | |
| Holocene | Sweden | G. marina, G. oceanica, G. maclienta (35074) |