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Liuchengoceras crassicostatum
Taxonomy
Liuchengoceras crassicostatum was named by Zhao et al. (1978). Its type specimen is NIGP 14831 and is a 3D body fossil. Its type locality is Yangliucun (Dapu), Liucheng County, which is in a Changhsingian deep-water siliciclastic in the Dalong Formation of China.
It was recombined as Pseudotirolites crassicostatus by Leonova (2002).
It was recombined as Pseudotirolites crassicostatus by Leonova (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Liuchengoceras crassicostatum Zhao et al. p. 111 figs. Pl 12, fig 4; text-fig 60 |
| 2002 | Pseudotirolites crassicostatus Leonova |
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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.
†Liuchengoceras crassicostatum Zhao et al. 1978
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell diameter | 1 | 40.7 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Changhsingian or 254.17000 to 252.17000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | China (Guangxi) | Liuchengoceras crassicostatum (type locality: 121676) | |
| Changhsingian | Russian Federation (South Primorye) | Liuchengoceras crassicostatum (52819) |