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Tethyaster
Taxonomy
Tethyaster was named by Sladen (1889) [Sepkoski's age data: J Bajo-l R Sepkoski's reference number: 934]. It is extant.
It was assigned to Paxillosida by Sepkoski (2002); and to Astropectinidae by Sladen (1889), Breton (1995) and Fernández et al. (2014).
It was assigned to Paxillosida by Sepkoski (2002); and to Astropectinidae by Sladen (1889), Breton (1995) and Fernández et al. (2014).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Tethyaster Sladen |
| 1995 | Tethyaster Breton p. 19 |
| 2002 | Tethyaster Sepkoski |
| 2014 | Tethyaster Fernández et al. p. 213 |
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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. Tethyaster Sladen 1889
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†Tethyaster albertensis Hall and Moore 1990
†Tethyaster antares Fernández et al. 2014
†Tethyaster guerangeri Breton 1995
†Tethyaster jurassicus Blake 1986
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Aberhan 1992, Blake 1990 | |||||
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Jurassic | USA (Utah) | T. jurassicus (59915) | |
| Bajocian - Callovian | USA (Utah) | T. jurassicus (59913) | |
| Early/Lower Valanginian | Argentina (Neuquen) | T. antares (211979) | |
| Middle Cenomanian | France | T. guerangeri (59791) | |
| Turonian | Canada (Alberta) | T. albertensis (99338) | |
| Ypresian | France | T. sp. (59788 59789) |