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Rankenella
Taxonomy
Rankenella was named by Kruse (1983) [Sepkoski's age data: Cm lMid-l Sepkoski's reference number: 205,766]. It is not extant. Its type is Arborella mors.
It was assigned to Lithistida by Sepkoski (2002); and to Anthaspidellidae by Finks et al. (2004).
It was assigned to Lithistida by Sepkoski (2002); and to Anthaspidellidae by Finks et al. (2004).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Arborella Gatehouse |
| 1983 | Rankenella Kruse |
| 2002 | Rankenella Sepkoski |
| 2004 | Rankenella Finks et al. p. 89 |
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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. †Rankenella Kruse 1983
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†Rankenella hamdii Kruse and Zhuravlev 2008
†Rankenella mors Gatehouse 1968
†Rankenella zhangxianensis Lee et al. 2016
Invalid names: Arborella Gatehouse 1968 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Whittington et al. 1997 | |||||
Age range: base of the Middle Cambrian to the top of the Undillan or 509.00000 to 500.50000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ordian | Australia (Northern Territory) | R. mors (203) | |
| Ordian - Templetonian | Australia (Northern Territory) | R. mors (122012 122013) | |
| Ordian - Undillan | Australia (Queensland) | R. mors (122074) | |
| Middle Cambrian | China (Shandong) | R. zhangxianensis (221447) | |
| Mayan | Iran (Semnan) | R. hamdii (22822) | |
| Mayan - Furongian | Iran (Semnan) | R. mors (22821) |