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Trapezotheca bicostata
Taxonomy
Trapezotheca bicostata was named by Rozanov et al. (1969). Its type specimen is GIN 3481/1140, a shell, and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Trapezotheca bicostata Rozanov et al. p. 146 figs. pl. 13 f. 7-8; pl. 14 f. 8a; pl. 16 f. 3 |
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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.
†Trapezotheca bicostata Rozanov et al. 1969
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, p = phylum | |||||
| References: Hendy et al. 2009, Hendy 2009 | |||||
Age range: Tommotian or 525.50000 to 521.00000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tommotian | Russian Federation (Yakutia) | Trapezotheca bicostata (10067 45852) | |
| Tommotian | Russian Federation (Y) | Trapezotheca bicostata (10093) | |
| Tommotian | Russian Federation (Yakutiya) | Trapezotheca bicostata (10041 80950 80952) |