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Stethothyris
Taxonomy
Stethothyris was named by Thomson (1918) [Sepkoski's age data: T Eo-u R Sepkoski's reference number: 1]. It is extant. It is the type genus of Stethothyridinae.
It was assigned to Terebratulida by Sepkoski (2002); and to Stethothyridinae by Hiller and MacKinnon (2000), Williams et al. (2006).
It was assigned to Terebratulida by Sepkoski (2002); and to Stethothyridinae by Hiller and MacKinnon (2000), Williams et al. (2006).
Species
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by M. Clapham on 2019-12-08
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Stethothyris Thomson |
| 2000 | Stethothyris Hiller and MacKinnon p. 60 |
| 2002 | Stethothyris Sepkoski |
| 2006 | Stethothyris Williams et al. p. 2237 |
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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. Stethothyris Thomson 1918
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Stethothyris antarctica Thomson 1918
†Stethothyris uttleyi Thomson 1918
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 6.00 |
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| Source: subf = subfamily, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range
Maximum range based only on fossils: base of the Ypresian to the top of the Zanclean or 56.00000 to 3.60000 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | Antarctica | S. sp. (100188) | |
| Kaiatan | New Zealand | S. sp. (4886) | |
| Runangan | New Zealand | S. uttleyi (206889 206890 206892) | |
| Rupelian | New Zealand | S. uttleyi (206891 206893) | |
| Otaian - Altonian | New Zealand | S. sp. (77489) | |
| Zanclean | Australia (Victoria) | S. insolita (166744) |