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Thecidellina
Taxonomy
Thecidellina is a genus. It is extant. It is the type genus of Thecidellininae, Thecidellinidae.
It was assigned to Thecideida by Sepkoski (2002); and to Thecidellininae by Williams et al. (2006).
It was assigned to Thecideida by Sepkoski (2002); and to Thecidellininae by Williams et al. (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Thecidellina Sepkoski |
| 2006 | Thecidellina Williams et al. p. 1949 |
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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. Thecidellina
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†Thecidellina alabamensis Cooper 1988
Thecidellina bahamiensis Luter and Logan 2008
Thecidellina barretti Davidson 1864
Thecidellina blochmanni Dall 1920
Thecidellina congregata Cooper 1954
Thecidellina japonica Hayasaka 1938
Thecidellina maxilla Hedley 1899
Thecidellina minuta Cooper 1981
†Thecidellina persica Bitner et al. 2023
Thecidellina williamsi Luter and Logan 2008
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| height | 3 | 2.39 | 2.10 | 2.60 | 2.50 | 0.265 | |
| shell height | 5 | 1.24 | 1.00 | 1.60 | 1.20 | 0.241 |
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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
Maximum range based only on fossils: base of the Selandian to the top of the Middle Pleistocene or 61.60000 to 0.12900 Ma
Minimum age of oldest fossil (stem group age): 59.2 Ma
Minimum age of oldest fossil (stem group age): 59.2 Ma
Collections (23 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Selandian | USA (Alabama) | T. alabamensis (153344) | |
| Eocene | Cuba | T. sp. (166251) | |
| Lutetian | USA (South Carolina) | Thecidellina indet. (32901) | |
| Priabonian | Tonga | T. sp. (43006) | |
| Rupelian | Iran | T. persica (232984) | |
| Miocene | Cuba | T. sp. (164933) | |
| Miocene | Fiji | T. sp. (186818) | |
| Burdigalian | New Zealand | T. sp. (152327) | |
| Burdigalian | Indonesia | T. sp. (186821) | |
| Middle Miocene | Fiji | T. sp. (186816 186817) | |
| Messinian | Fiji | T. sp. (78060) | |
| Zanclean | New Zealand | T. maxilla (152345) | |
| Pliocene | New Zealand | T. maxilla (152344) | |
| Piacenzian | New Zealand | T. maxilla (152343) | |
| Calabrian | New Zealand (Kermadec Islands) | T. maxilla (85087) | |
| Middle Pleistocene | Vanuatu | T. sp. (186830 186832) T. sp. 1 (186823 186824 186826 186827) T. sp. 3 (78043) |