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Leptogyroceras
Taxonomy
Leptogyroceras was named by Zhao and Liang (1966).
It was synonymized subjectively with Pericarinoceras by Leonova (2002).
It was assigned to Planodiscoceratinae by Korn (2006).
It was synonymized subjectively with Pericarinoceras by Leonova (2002).
It was assigned to Planodiscoceratinae by Korn (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1966 | Leptogyroceras Zhao and Liang |
| 2006 | Leptogyroceras Korn |
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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.
G. †Leptogyroceras Zhao and Liang 1966
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†Leptogyroceras compressum Zhao et al. 1978
†Leptogyroceras dongshenlingense Chao and Liang 1966
†Leptogyroceras latiumbilicatum Zhao et al. 1978
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 9 | 7.69 | 6.40 | 10.2 | 7.20 | 1.37 | |
| shell diameter | 9 | 19.0 | 13.2 | 24.9 | 19.0 | 3.54 | |
| shell inflation | 9 | 6.24 | 4.30 | 8.20 | 6.60 | 1.22 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Wuchiapingian or 259.51000 to 254.14000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Jiangsu) | L. compressum (120103) | |
| Wuchiapingian | China (Jiangxi) | L. compressum (95596) L. compressum, L. dongshenlingense (121670) L. dongshenlingense (94990 121613) L. dongshenlingense, L. latiumbilicatum (97114) |