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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Vescotoceras japonicum
Taxonomy
Prototoceras japonicum was named by Bando and Ehiro (1985). Its type specimen is GLKU-TY-8201 and is a 3D body fossil. Its type locality is Ishihama coast, locality 3, Miyagi Prefecture, which is in a Wuchiapingian offshore shale in the Suenosaki Formation of Japan.
It was recombined as Vescotoceras japonicum by Ehiro (2019).
It was recombined as Vescotoceras japonicum by Ehiro (2019).
Synonymy list
| Year | Name and author |
|---|---|
| 1985 | Prototoceras japonicum Bando and Ehiro p. 42 figs. Pl 7, figs 3a-c; text-fig 9A |
| 2002 | Prototoceras japonicum Leonova |
| 2019 | Vescotoceras japonicum Ehiro |
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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.
†Vescotoceras japonicum Bando and Ehiro 1985
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 11.0 | |||||
| shell diameter | 1 | 25.0 | |||||
| shell inflation | 1 | 6.00 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Wuchiapingian or 259.51000 to 254.14000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | Japan (Miyagi) | Prototoceras japonicum, Vescotoceras japonicum (type locality: 61935) |