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Tapashanites
Taxonomy
Tapashanites was named by Zhao and Liang (1965) [Sepkoski's age data: P Dora Sepkoski's reference number: 302]. It is not extant. Its type is Tapashanites floriformis.
It was assigned to Xenodiscidae by Leonova (2002); to Ceratitida by Sepkoski (2002); and to Tapashanitidae by Korn (2006).
It was assigned to Xenodiscidae by Leonova (2002); to Ceratitida by Sepkoski (2002); and to Tapashanitidae by Korn (2006).
Species
Mingyuexiaceras changxingense, Mingyuexiaceras changxingensis, Mingyuexiaceras radiatum, T. achurensis, T. acuticostatus, T. changxinensis, T. changxingensis, T. chaotianensis, T. compressus, T. costatus, T. curvoplicatus, T. floriformis (type species), T. honghensis, T. hunanensis, T. kwangsiensis, T. latiumbilicus, T. latumbilicatus, T. meishanensis, T. mingyuexiaensis, T. orientalis, T. robustus, T. tenuicostatus, T. yaowalakae
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Tapashanites Zhao and Liang |
| 1978 | Mingyuexiaceras Zhao et al. p. 122 |
| 2002 | Tapashanites Leonova |
| 2002 | Tapashanites Sepkoski |
| 2006 | Tapashanites 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. †Tapashanites Zhao and Liang 1965
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†Tapashanites achurensis Zakharov 1983
†Tapashanites acuticostatus Zhao et al. 1978
†Tapashanites changxinensis Yang and Huo 1987
†Tapashanites changxingensis Zhao et al. 1978
†Tapashanites chaotianensis Zhao et al. 1978
†Tapashanites compressus Zhao et al. 1978
†Tapashanites costatus Zhao et al. 1978
†Tapashanites curvoplicatus Zhao et al. 1978
†Tapashanites floriformis Zhao and Liang 1965
†Tapashanites honghensis Yang 1987
†Tapashanites hunanensis Xu 1977
†Tapashanites kwangsiensis Yang 1987
†Tapashanites latiumbilicus Zhao et al. 1978
†Tapashanites latumbilicatus Zhao et al. 1978
†Tapashanites meishanensis Yang and Huo 1987
†Tapashanites mingyuexiaensis Zhao et al. 1978
†Tapashanites orientalis Xu 1977
†Tapashanites robustus Zhao et al. 1978
†Tapashanites tenuicostatus Zhao et al. 1978
†Tapashanites yaowalakae Ishibashi et al. 1994
Invalid names: Mingyuexiaceras Zhao et al. 1978 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 29 | 13.2 | 6.60 | 21.5 | 13.1 | 4.55 | |
| shell diameter | 29 | 40.9 | 14.4 | 95.3 | 46.9 | 18.5 | |
| shell inflation | 29 | 11.4 | 3.80 | 28.6 | 12.4 | 7.30 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.51000 to 251.90200 Ma
Collections (42 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Guangxi) | Mingyuexiaceras sp. (210113) | |
| Changhsingian | China (Sichuan) | Mingyuexiaceras radiatum (121652) Mingyuexiaceras sp. (111605) Mingyuexiaceras sp., Mingyuexiaceras radiatum (148466) Mingyuexiaceras sp., T. chaotianensis, T. mingyuexiaensis (111607) T. chaotianensis (95265 121662) T. chaotianensis, T. tenuicostatus, T. robustus, T. latiumbilicus, T. mingyuexiaensis (148467) T. compressus (121627) T. costatus (121661) T. floriformis, T. chaotianensis, T. costatus (73823) T. floriformis, T. chaotianensis, T. robustus, T. latiumbilicus, T. mingyuexiaensis, Mingyuexiaceras radiatum (98049) T. sp. (73825 73827 111606) T. sp., Mingyuexiaceras sp. (111608) T. sp., Mingyuexiaceras sp., T. chaotianensis, T. tenuicostatus, T. mingyuexiaensis, T. costatus, Mingyuexiaceras radiatum (121416) T. sp., T. chaotianensis, T. tenuicostatus, T. robustus, T. mingyuexiaensis (149080) T. sp., T. floriformis, T. chaotianensis, T. tenuicostatus, T. mingyuexiaensis, T. costatus, Mingyuexiaceras radiatum (149087) T. tenuicostatus (95264 121681) T. tenuicostatus, T. mingyuexiaensis (121620) | |
| Changhsingian | Thailand | T. sp., T. yaowalakae, T. floriformis, T. changxingensis (97002) | |
| Changhsingian | China (Anhui) | T. acuticostatus (121679) | |
| Changhsingian | China (Jiangsu) | T. sp. (109618) | |
| Changhsingian | Russian Federation (South Primorye) | Mingyuexiaceras sp. (52818) | |
| Changhsingian | China (Fujian) | T. chaotianensis, Mingyuexiaceras changxingense (95479) | |
| Changhsingian | China (Guangxi) | Mingyuexiaceras honghense (210117) T. costatus (210122 210124) T. mingyuexiaensis (138531 210123) T. sp. (149217 210120 210125) T. sp., T. floriformis, Mingyuexiaceras honghense, Mingyuexiaceras sp., T. mingyuexiaensis, T. costatus (210118) | |
| Changhsingian | China (Yunnan) | T. sp. (56943) | |
| Changhsingian | China (Hunan) | T. hunanensis, T. orientalis (105465) T. sp. (101949) | |
| Changhsingian | China (Zhejiang) | T. changxingensis, T. curvoplicatus, T. costatus, Mingyuexiaceras radiatum, Mingyuexiaceras changxingense (121646) T. chaotianensis, T. compressus, T. curvoplicatus, Mingyuexiaceras radiatum, Mingyuexiaceras changxingense (111636) T. sp. (61868) |