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Quasicravenoceras costatum
Taxonomy
Quasicravenoceras costatum was named by Ruzhentsev and Bogoslovskaya (1971). Its type specimen is PIN 455/33311, a shell, and it is a 3D body fossil. Its type locality is Dombar Hills, sample 27, which is in a Pendleian carbonate limestone in Kazakhstan.
Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Quasicravenoceras costatum Ruzhentsev and Bogoslovskaya p. 281 figs. Pl 29, fig 12; pl 30, figs 1-3; text-fig 68b |
| 1990 | Quasicravenoceras costatum Kuzina and Yatskov p. 55 figs. Pl 4, figs 2,3; text-fig 3b, 4a |
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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.
†Quasicravenoceras costatum Ruzhentsev and Bogoslovskaya 1971
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 9 | 9.05 | 6.00 | 13.5 | 9.00 | 2.54 | |
| shell diameter | 9 | 24.4 | 16.2 | 36.8 | 23.8 | 7.40 | |
| shell inflation | 9 | 8.00 | 5.40 | 13.6 | 7.80 | 2.97 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Pendleian or 330.30000 to 326.90000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pendleian | Kazakhstan | Quasicravenoceras costatum (166891 166892 type locality: 166894 166895) | |
| Pendleian | Russian Federation | Quasicravenoceras costatum (179303) |