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Stacheoceras darae
Taxonomy
Stacheoceras darae was named by Gemmellaro (1887).
It was recombined as Peritrochia darae by Miller and Furnish (1957).
It was recombined as Peritrochia darae by Miller and Furnish (1957).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Stacheoceras darae Gemmellaro p. 36 figs. Pl 4, figs 7-12 |
| 1930 | Stacheoceras darae de Gregorio p. 12 |
| 1957 | Peritrochia darae Miller and Furnish p. 708 |
| 1990 | Stacheoceras darae Bogoslovskaya p. 73 |
| 2002 | Stacheoceras darae Leonova p. S84 |
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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.
†Stacheoceras darae Gemmellaro 1887
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 17.8 | 7.00 | 30.0 | 27.0 | 12.5 | |
| shell diameter | 3 | 31.4 | 12.0 | 55.0 | 47.0 | 22.9 | |
| shell inflation | 3 | 3.68 | 2.00 | 5.00 | 5.00 | 1.73 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Wordian to the top of the Capitanian or 266.90000 to 259.51000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | Italy | Stacheoceras darae (108567 108671 233340) | |
| Capitanian | Tunisia (Madanin) | Peritrochia darae (42097) | |
| Capitanian | Tunisia | Peritrochia darae (113073) |