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Pseudovidrioceras pygmaeum
Taxonomy
Stacheoceras pygmeum was named by Gemmellaro (1887). It is a 3D body fossil. Its type locality is Rocca di San Benedetto, calcare compatto, Sosio, which is in a Wordian carbonate limestone in Italy.
It was corrected as Stacheoceras pygmaeum by de Gregorio (1930); it was recombined as Pseudovidrioceras pygmaeum by Bogoslovskaya (1990), Leonova (2002).
It was corrected as Stacheoceras pygmaeum by de Gregorio (1930); it was recombined as Pseudovidrioceras pygmaeum by Bogoslovskaya (1990), Leonova (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Stacheoceras pygmeum Gemmellaro p. 39 figs. Pl 8, figs 15-17 |
| 1930 | Stacheoceras pygmaeum de Gregorio p. 12 |
| 1990 | Pseudovidrioceras pygmaeum Bogoslovskaya p. 72 |
| 2002 | Pseudovidrioceras pygmaeum Leonova p. S80 |
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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.
†Pseudovidrioceras pygmaeum Gemmellaro 1887
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 6.26 | 5.00 | 7.00 | 7.00 | 1.15 | |
| shell diameter | 3 | 10.6 | 9.00 | 12.0 | 11.0 | 1.53 | |
| shell inflation | 3 | 0.001 | 0.001 | 0.001 | 0.001 | - |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||