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Tropidodiscus obex
Taxonomy
Tropidocyclus obex was named by Clarke (1907). It is a 3D body fossil.
It was recombined as Tropidodiscus obex by Williams and Breger (1916), Linsley (1994), Wagner (2023).
It was recombined as Tropidodiscus obex by Williams and Breger (1916), Linsley (1994), Wagner (2023).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1907 | Tropidocyclus obex Clarke p. 193 |
| 1909 | Tropidocyclus obex Clarke pp. 69, 99 figs. pl. 12 f. 20-21; pl. 23 f. 27-30 |
| 1916 | Tropidodiscus obex Williams and Breger pp. 270 – 271 figs. pl. 14 f. 3-10, 16, 21 |
| 1994 | Tropidodiscus obex Linsley p. 87 |
| 2023 | Tropidodiscus obex Wagner p. 4772 |
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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.
†Tropidodiscus obex Clarke 1907
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class | |||||
| References: Kiessling 2004, Hendy 2009 | |||||
Age range: Lochkovian or 419.62000 to 413.02000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | USA (Maine) | Tropidodiscus obex (103288 103303) |