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Maorielasma
Taxonomy
Maorielasma was named by Waterhouse (1964) [Sepkoski's age data: P Sakm-l P Guad-u Sepkoski's reference number: 712].
It was assigned to Terebratulida by Sepkoski (2002); and to Gillediinae by Williams et al. (2006).
It was assigned to Terebratulida by Sepkoski (2002); and to Gillediinae by Williams et al. (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Maorielasma Waterhouse p. 175 |
| 2002 | Maorielasma Sepkoski |
| 2006 | Maorielasma Williams et al. p. 2041 |
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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. †Maorielasma Waterhouse 1964
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†Maorielasma callosum Campbell 1965
†Maorielasma campbelli Waterhouse and Chen 2007
†Maorielasma imperatum Waterhouse 1964
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Invalid names: Maorielasma globosum Campbell 1965 [synonym]
†Maorielasma inflata Waterhouse 1987
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 11 | 15.1 | 5.50 | 28.0 | 15.5 | 8.15 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Artinskian to the top of the Changhsingian or 290.10000 to 251.90200 Ma
Collections (56 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | Australia (Queensland) | M. inflata (66262 66264 66271) M. sp. (103429) | |
| Artinskian | New Zealand (Southland) | M. sp. (41775) | |
| Kungurian | New Zealand (Southland) | M. globosum (41776) | |
| Wordian | New Zealand (Southland) | M. globosum (41780) M. imperatum (41767) | |
| Wordian | Australia (Queensland) | M. callosum (105012) M. sp. (103118) | |
| Capitanian | New Zealand (Southland) | M. imperatum (41777) | |
| Wuchiapingian | New Zealand (Southland) | M. callosum (39925 39926 39929 41768 41771) | |
| Wuchiapingian | Australia (Tasmania) | M. globosum (51314 105434) | |
| Wuchiapingian | Australia (Queensland) | M. callosum (82288 82290 83205 85865 103021 103128 103132 103133 103134 103135 103136 103137 103143 105141 105148 120659 123235 133288 133289) M. globosum (85052 85869 85870 85873 90011 103035 103554 105162 133291) M. imperatum (101569 103923 120379) | |
| Changhsingian | New Zealand | M. sp. (7204 7276 52753 52759) | |
| Changhsingian | Nepal | M. campbelli (62444 62447 120415) |