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Protoconus crestatus
Taxonomy
Protoconus crestatus was named by Yü (1979). It is not extant. Its type locality is Yangtze Gorge, Yichang, Protoconus-Eosoconus assemblage, which is in a Meishucunian carbonate dolomite in the Huangshandong Formation of China. It is the type species of Protoconus.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Protoconus crestatus Yü |
| 2010 | Protoconus crestatus Parkhaev and Demidenko p. 1047 figs. Pl. 70, figs. 1-5 |
| 2017 | Protoconus crestatus Kouchinsky et al. p. 371 |
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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.
†Protoconus crestatus Yü 1979
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Hendy et al. 2009 | |||||
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Jinnigian | China (Yunnan) | Protoconus crestatus (201551) | |
| Meishucunian | China (Hubei) | Protoconus crestatus (type locality: 107669) | |
| Meishucunian | China (Yunnan) | Protoconus crestatus (201511) | |
| Meishucunian - Tommotian | China (Yunnan) | Protoconus crestatus (96449) | |
| Tommotian | Russian Federation (Krasnoyarsk Krai) | Protoconus crestatus (233166) | |
| Tommotian | Russian Federation (Sakha) | Protoconus crestatus (233169) |