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Rasenia (Rasenia) suburalensis
Taxonomy
Rasenia suburalensis was named by Spath (1925) [Rasenia orbignyi var. suburalensis].
It was recombined as Rasenia (Rasenia) suburalensis by Mesezhnikov (1984).
It was recombined as Rasenia (Rasenia) suburalensis by Mesezhnikov (1984).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Rasenia suburalensis Spath p. 44 figs. Pl 8, fig 2 |
| 1984 | Rasenia (Rasenia) suburalensis Mesezhnikov p. 102 figs. Pl 9, figs 1,2; pl 12, fig 1; pl 13, fig 2; pl 21, fig 1; pl 22, fig 6; text-fig 33 |
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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.
†Rasenia (Rasenia) suburalensis Spath 1925
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 53.2 | 48.4 | 58.1 | 53.2 | 3.44 | |
| shell diameter | 5 | 139.0 | 124.0 | 147.0 | 140.0 | 9.04 | |
| shell inflation | 5 | 49.3 | 43.4 | 61.0 | 49.0 | 6.93 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Early/Lower Kimmeridgian or 155.70000 to 150.80000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Kimmeridgian | Russian Federation (Siberia) | Rasenia suburalensis (58775) | |
| Early/Lower Kimmeridgian | Russian Federation (Khanty-Mansi Autonomous Okrug) | Rasenia suburalensis (164299 164308 164309) |