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Pararcestes acutus
Taxonomy
Arcestes acutus was named by von Mojsisovics (1875). Its type specimen is GBA 1875/008/0017, a shell, and it is a 3D body fossil. Its type locality is Röthelstein, lower layer with Arcestes ellipticus, which is in a Julian carbonate limestone/limestone in the Halstatt Formation of Austria.
It was recombined as Pararcestes acutus by von Mojsisovics (1902), Astakhova (1971), Shevyrev (1995).
It was recombined as Pararcestes acutus by von Mojsisovics (1902), Astakhova (1971), Shevyrev (1995).
Synonymy list
| Year | Name and author |
|---|---|
| 1875 | Arcestes acutus von Mojsisovics p. 95 figs. Pl 56, fig 5 |
| 1902 | Pararcestes acutus von Mojsisovics p. 261 |
| 1971 | Pararcestes acutus Astakhova p. 78 figs. Pl 11, fig 5 |
| 1995 | Pararcestes acutus Shevyrev p. 129 figs. Pl 22, fig 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.
†Pararcestes acutus von Mojsisovics 1875
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 23.0 | 18.6 | 28.4 | 23.5 | 6.93 | |
| shell diameter | 2 | 43.1 | 41.0 | 45.4 | 43.2 | 3.11 | |
| shell inflation | 2 | 0.001 | 0.001 | 0.001 | 0.001 | - |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||