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Tesserastrum
Taxonomy
Tesserastrum was named by Haeckel (1887) [Sepkoski's age data: J u R]. It is extant.
It was assigned to Spongodiscidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
It was assigned to Spongodiscidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Tesserastrum Haeckel |
| 2001 | Tesserastrum De Wever et al. p. 160 |
| 2002 | Tesserastrum Sepkoski |
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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. Tesserastrum Haeckel 1887
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Late/Upper Santonian to the top of the Santonian or 85.70000 to 83.60000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Coniacian - Santonian | Russian Federation (Moskovskaya Oblast) | T. quadratum (95995) | |
| Late/Upper Santonian | Germany (Bayern) | T. quadratum (95841) | |
| Late/Upper Santonian | Russian Federation (Moskovskaya Oblast) | T. quadratum (95978) |