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Crassispirifer jakuschewae
Taxonomy
Crassispirifer jakuschewae was named by Abramov and Grigorieva (1988). Its type specimen is PIN 4065/523, a shell (Articulated shell), and it is a 3D body fossil. Its type locality is Khospokhchon River, T. 47, Upper Ol'chan Svita, Southern Verkhoyan, which is in a Sakmarian marine siliciclastic in the Ol'chan Formation of the Russian Federation.
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Crassispirifer jakuschewae Abramov and Grigorieva p. 170 figs. Pl 25, fig 2; pl 26, fig 2 |
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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.
†Crassispirifer jakuschewae Abramov and Grigorieva 1988
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Sakmarian to the top of the Artinskian or 293.52000 to 283.30000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian | Russian Federation | Crassispirifer jakuschewae (81415 type locality: 100500) | |
| Artinskian | Russian Federation | Crassispirifer jakuschewae (124246 172395) |