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Ella
Taxonomy
Ella was named as a genus. It is not extant.
It was reranked as Martinia (Ella) by Reed (1944).
It was assigned to Martinia by Reed (1944); to Spiriferida by Sepkoski (2002); and to Brachythyrididae by Williams et al. (2006).
It was reranked as Martinia (Ella) by Reed (1944).
It was assigned to Martinia by Reed (1944); to Spiriferida by Sepkoski (2002); and to Brachythyrididae by Williams et al. (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1944 | Martinia (Ella) Reed p. 228 |
| 2002 | Ella Sepkoski |
| 2006 | Ella Williams et al. p. 1821 |
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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. †Ella
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†Ella qaganqulutica Lee and Su 1980
†Ella simensis Tschernyschew 1902
†Martinia (Ella) blanfordi Reed 1944
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 12.5 | 11.0 | 13.5 | 13.0 | 1.32 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Asselian to the top of the Changhsingian or 298.90000 to 252.17000 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian | Russian Federation (Rostovskaya) | E. simensis (126257) | |
| Asselian | Russian Federation | E. simensis (110186) | |
| Permian | USA (Alaska) | Martinia simensis (112187) | |
| Artinskian | China (Guangxi) | E. sp. (134337) | |
| Artinskian | Russian Federation | E. simensis (110211) | |
| Wordian | China (Nei Mongol) | E. qaganqulutica (109617) | |
| Capitanian | Pakistan | Martinia blanfordi (127033) | |
| Wuchiapingian | Pakistan | Martinia blanfordi (125891 125896 125897 125898 125902 125903 125907 127006) | |
| Changhsingian | Pakistan | Martinia simensis (126896) |