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Homoceratoides librovitchi
Taxonomy
Homoceratoides librovitchi was named by Ruzhentsev and Bogoslovskaya (1978). Its type specimen is PIN 4455/40472, a shell, and it is a 3D body fossil. Its type locality is Shartym River, Sample 2, Southern Urals, Chelyabinsk, which is in a Marsdenian offshore shelf limestone in the Russian Federation.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Homoceratoides librovitchi Ruzhentsev and Bogoslovskaya p. 303 figs. Pl 43, figs 8,9; pl 44, figs 1-4; text-figs 106a, 107 |
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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.
†Homoceratoides librovitchi Ruzhentsev and Bogoslovskaya 1978
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 13.3 | 10.2 | 18.3 | 13.5 | 3.09 | |
| shell diameter | 7 | 24.6 | 19.0 | 36.0 | 24.5 | 6.09 | |
| shell inflation | 7 | 2.89 | 1.80 | 5.00 | 2.70 | 1.04 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Marsdenian or 321.30000 to 320.00000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Marsdenian | Russian Federation | Homoceratoides librovitchi (type locality: 67771 67772 67773 68192 68194) |