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Lopingoceras
Taxonomy
Lopingoceras was named by Shimanskiy (1962) [Sepkoski's age data: P Leon P Tatr Sepkoski's reference number: 524].
It was assigned to Orthocerida by Sepkoski (2002); and to Spyroceratinae by Teichert et al. (1964), Niko and Ozawa (1997), Niko and Ehiro (2002).
It was assigned to Orthocerida by Sepkoski (2002); and to Spyroceratinae by Teichert et al. (1964), Niko and Ozawa (1997), Niko and Ehiro (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1962 | Lopingoceras Shimanskiy p. 90 |
| 1964 | Lopingoceras Teichert et al. p. 250 |
| 1997 | Lopingoceras Niko and Ozawa p. 50 |
| 2002 | Lopingoceras Niko and Ehiro p. 386 |
| 2002 | Lopingoceras Sepkoski |
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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. †Lopingoceras Shimanskiy 1962
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†Lopingoceras acutanolatum Zhao et al. 1978
†Lopingoceras bicinctum Abich 1878
†Lopingoceras guangdeense Zhao et al. 1978
†Lopingoceras lopingense Stoyanow 1910
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell diameter | 6 | 21.0 | 15.3 | 51.2 | 18.4 | 13.8 |
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Gzhelian to the top of the Changhsingian or 303.70000 to 251.90200 Ma
Collections (60 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Gzhelian - Asselian | Japan | L. hayasakai (49787) | |
| Kungurian | Tajikistan | L. lopingense (117828) | |
| Wordian | Japan | L. acutanolatum (116011) | |
| Wuchiapingian | China (Sichuan) | L. sp. (121415 121417 149081 149082) | |
| Wuchiapingian | China (Jiangxi) | L. acutanolatum (94990 97114) L. lopingense (97113) | |
| Wuchiapingian | Iran (Abadeh) | L. sp. (63894) | |
| Wuchiapingian | Greece | L. sp. (64171) | |
| Wuchiapingian | China (Guangxi) | L. sp. (50022 50023 50025 50026 50027 95515 95516) | |
| Wuchiapingian | Iran | L. lopingense (119043) L. sp. (118282 119078 119080) | |
| Wuchiapingian | China (Guizhou) | L. sp. (111995 111997 112000) | |
| Wuchiapingian | Azerbaijan | L. lopingense (94948 110595 110678 110715) Orthoceras bicinctum (232366) Orthoceras lopingense, Orthoceras bicinctum (132465) | |
| Lopingian | China (Jiangxi) | Orthoceras bicinctum (109628) | |
| Changhsingian | China (Shaanxi) | L. sp. (149073) | |
| Changhsingian | China (Guizhou) | L. acutanolatum (117481) L. bicinctum (121697) L. lopingense (111980 112093) L. sp. (149295 151125 151126) | |
| Changhsingian | Iran | L. sp. (119061 119067 119070) | |
| Changhsingian | China (Fujian) | L. guangdeense (95479) | |
| Changhsingian | China (Chongqing) | L. sp. (149258) | |
| Changhsingian | China (Zhejiang) | L. guangdeense (111636) | |
| Changhsingian | China (Sichuan) | L. sp. (111605 111609 111614 121416 149078 149088 149089) | |
| Changhsingian | China (Hubei) | L. sp. (95721) | |
| Changhsingian | China (Anhui) | L. guangdeense, L. lopingense (97298) | |
| Changhsingian | Azerbaijan | L. lopingense (110603 110604) | |
| Changhsingian | China (Guangxi) | L. lopingense (111768) L. sp. (149216) |