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Heibergites heibergensis
Taxonomy
Prionolobus heibergensis was named by Tozer (1962). Its type specimen is GSC 14047, a shell, and it is a 3D body fossil. It is the type species of Heibergites.
It was recombined as Heibergites heibergensis by Tozer (1994).
It was recombined as Heibergites heibergensis by Tozer (1994).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1961 | Prionolobus plicatus Tozer |
| 1962 | Prionolobus heibergensis Tozer p. 1128 |
| 1989 | Gyronites plicatus Ishibashi and Nakazawa p. 224 figs. Pl 35, figs 1,2; text-fig 6 |
| 1994 | Heibergites heibergensis Tozer |
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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.
†Heibergites heibergensis Tozer 1962
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Invalid names: Prionolobus plicatus Tozer 1961 [replaced]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 6 | 33.9 | 15.0 | 52.8 | 49.0 | 20.8 | |
| shell diameter | 6 | 93.9 | 34.0 | 130.0 | 112.1 | 34.5 | |
| shell inflation | 6 | 17.3 | 8.20 | 28.8 | 22.0 | 10.5 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Dienerian or 250.50000 to 249.90000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Dienerian | Svalbard and Jan Mayen | Gyronites plicatus (97305) | |
| Dienerian | Canada (Nunavut) | Heibergites heibergensis (43856 57091 61945 61972 61977 61980) |