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Brachiosvalbardia capitolina
Taxonomy
Chonetes capitolinus was named by Toula (1875). It is the type species of Svalbardia, Brachiosvalbardia.
It was recombined as Paeckelmannia capitolina by Ustritsky (1960); it was recombined as Svalbardia capitolina by Afanasjeva (1977), Kalashnikov (1993); it was recombined as Brachiosvalbardia capitolina by Ceccolini and Cianferoni (2023).
It was recombined as Paeckelmannia capitolina by Ustritsky (1960); it was recombined as Svalbardia capitolina by Afanasjeva (1977), Kalashnikov (1993); it was recombined as Brachiosvalbardia capitolina by Ceccolini and Cianferoni (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1875 | Chonetes capitolinus Toula p. 250 figs. Pl 8, fig 9 |
| 1960 | Chonetes capitolinus Harker p. 53 figs. Pl 16, figs 11,12 |
| 1960 | Paeckelmannia capitolina Ustritsky p. 118 figs. Pl 6, figs 15-18 |
| 1977 | Svalbardia capitolina Afanasjeva p. 27 figs. Pl 2, figs 16-18; text-figs 19-21 |
| 1993 | Svalbardia capitolina Kalashnikov p. 34 figs. Pl 8, figs 1-7 |
| 2023 | Brachiosvalbardia capitolina Ceccolini and Cianferoni p. 88 |
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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.
†Brachiosvalbardia capitolina Toula 1875
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 4.00 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Kungurian to the top of the Changhsingian or 283.30000 to 251.90200 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | Russian Federation (Nenets Autonomous Okrug) | Paeckelmannia capitolina (126202 126242 126243) | |
| Kungurian | Russian Federation | Svalbardia capitolina (86037 109481 109986 110010 110029) | |
| Kungurian - Capitanian | Svalbard and Jan Mayen | Svalbardia capitolina (95254) | |
| Roadian | Canada (Nunavut) | Chonetes capitolinus (11089) | |
| Wuchiapingian - Changhsingian | Svalbard and Jan Mayen | Svalbardia capitolina (95231) |