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Fidelites occultus
Taxonomy
Goniatites occultus was named by Barrande (1865). It is a 3D body fossil. Its type locality is Praha-Hlubocepy (Chotec limestone), which is in an Eifelian carbonate limestone in the Chotec Formation of Czechia.
It was recombined as Agoniatites (Fidelites) occultus by Chlupac and Turek (1983), Göddertz (1987); it was recombined as Fidelites occultus by Korn and Klug (2002), Nikolaeva (2017).
It was recombined as Agoniatites (Fidelites) occultus by Chlupac and Turek (1983), Göddertz (1987); it was recombined as Fidelites occultus by Korn and Klug (2002), Nikolaeva (2017).
Synonymy list
| Year | Name and author |
|---|---|
| 1865 | Goniatites occultus Barrande figs. Pl 9, figs 14-17 |
| 1983 | Agoniatites (Fidelites) occultus Chlupac and Turek p. 49 figs. Pl 13, figs 7-16; text-fig 8 |
| 1987 | Agoniatites (Fidelites) occultus Göddertz p. 148 figs. Pl 3, figs 4-7; text-fig 10 |
| 2002 | Fidelites occultus Korn and Klug p. 81 |
| 2017 | Fidelites occultus Nikolaeva figs. Pl 2, figs 1,4,5 |
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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.
†Fidelites occultus Barrande 1865
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 11 | 12.7 | 5.50 | 41.6 | 9.70 | 12.4 | |
| shell diameter | 11 | 24.5 | 11.5 | 75.9 | 16.6 | 22.3 | |
| shell inflation | 11 | 3.86 | 2.20 | 9.90 | 3.00 | 2.41 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Eifelian or 393.47000 to 387.95000 Ma
Collections (24 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Eifelian | Czechia (Barrandia) | Agoniatites occultus (12252) | |
| Eifelian | Morocco | Fidelites occultus (38760 38770 38776 38778 38797 38798) | |
| Eifelian | Western Sahara | Agoniatites occultus (209264) | |
| Eifelian | Algeria | Agoniatites occultus (40367 40457 40459 40461 40462) | |
| Eifelian | Czechia | Agoniatites occultus (172721 172730 172731 172732 172733 172734 172735) Goniatites occultus (172687) | |
| Eifelian | Uzbekistan | Fidelites occultus (186485 186486 186489) |