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Parametacoceras heteromorphum
Taxonomy
Parametacoceras heteromorphum was named by Shimanskiy (1967). Its type specimen is PIN 1192/487, a shell, and it is a 3D body fossil. Its type locality is Shchurovo, River Oka, which is in a Podolskian marine horizon in the Russian Federation.
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Parametacoceras heteromorphum Shimanskiy p. 87 figs. Pl 8, figs 4,5 |
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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.
†Parametacoceras heteromorphum Shimanskiy 1967
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 11.5 | 11.0 | 12.0 | 11.5 | 0.500 | |
| shell diameter | 3 | 30.2 | 29.0 | 31.0 | 30.5 | 1.04 | |
| shell inflation | 3 | 11.5 | 11.0 | 12.0 | 11.5 | 0.500 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Podolskian or 311.45000 to 309.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Podolskian | Russian Federation | Parametacoceras heteromorphum (type locality: 49968) |