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Securiconus obscuricosta
Taxonomy
Bemella obscuricosta was named by Zhou and Xiao (1984). It is not extant. Its type locality is Huoqiu, Huainan, which is in an Atdabanian/Botomian carbonate limestone in the Yutaishan Formation of China.
It was recombined as Securiconus obscuricosta by Wagner (2023).
It was recombined as Securiconus obscuricosta by Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1984 | Bemella obscuricosta Zhou and Xiao pp. 129 - 130 figs. pl. 2 f. 1-3 |
| 1994 | Bemella obscuricosta Feng et al. p. 5 figs. pl. 2 f. 1-2 |
| 2023 | Securiconus obscuricosta Wagner p. 5688 |
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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.
†Securiconus obscuricosta Zhou and Xiao 1984
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy 2009, Hendy et al. 2009 | |||||
Age range: base of the Atdabanian to the top of the Nangaoian or 521.00000 to 514.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Nangaoian | China (Henan) | Bemella obscuricosta (96525) | |
| Atdabanian - Botomian | China (Anhui) | Bemella obscuricosta (type locality: 107632) |