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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Terrakea brachythaera
Taxonomy
Productus brachythaerus was named by Morris (1845).
It was recombined as Terrakea brachythaerum by Waterhouse (1982); it was recombined as Terrakea brachythaera by Waterhouse (1964), Waterhouse (1983), Waterhouse (1986) and Briggs (1998).
It was recombined as Terrakea brachythaerum by Waterhouse (1982); it was recombined as Terrakea brachythaera by Waterhouse (1964), Waterhouse (1983), Waterhouse (1986) and Briggs (1998).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1845 | Productus brachythaerus Morris p. 284 figs. Pl 14, fig 4c only |
| 1847 | Productus fragilis Dana p. 153 |
| 1849 | Productus brachythaerus Dana p. 686 figs. Pl 2, fig 8 |
| 1849 | Productus fragilis Dana p. 686 |
| 1909 | Productus brachythaerus Etheridge Jr. and Dun p. 297 figs. Pl 42, figs 1-8; pl 43, figs 5-11 |
| 1910 | Productus brachythaerus Laseron p. 201 |
| 1964 | Terrakea brachythaera Waterhouse p. 73 figs. Pl 12, figs 1-8; pl 13, figs 1-12; pl 14, figs 1-13; pl 27, fig 1; text-fig 23c,24d,e,26-31 |
| 1982 | Terrakea brachythaerum Waterhouse p. 49 figs. Pl 11e, text-fig 30 |
| 1983 | Terrakea brachythaera Waterhouse p. 242 figs. Pl 1, figs 9,11,13,15 |
| 1986 | Terrakea brachythaera Waterhouse p. 50 figs. Pl 12, figs 1-3 |
| 1998 | Terrakea brachythaera Briggs p. 176 figs. 87A-I |
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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.
†Terrakea brachythaera Morris 1845
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Invalid names: Productus fragilis Dana 1847 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 12.5 | 12.5 | 12.5 | 12.5 | - |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013, Williams et al. 2000 | |||||
Age range: base of the Sakmarian to the top of the Capitanian or 293.52000 to 259.51000 Ma
Collections (53 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian | Australia (Western Australia) | Productus brachythaerus (120456) | |
| Artinskian | Australia (Tasmania) | Productus brachythaerus (134051 134052) | |
| Artinskian - Kungurian | Australia (Western Australia) | Productus brachythaerus (131602) | |
| Kungurian | Australia (New South Wales) | Productus brachythaerus (132314) | |
| Roadian | Australia (New South Wales) | Productus brachythaerus (161842 161845) Terrakea brachythaera (96848 103751) | |
| Roadian | Australia (Tasmania) | Terrakea brachythaera (105423) | |
| Wordian | New Zealand (Nelson) | Terrakea brachythaerum (41797) | |
| Wordian | Australia (Queensland) | Terrakea brachythaera (103176) | |
| Wordian | Australia (New South Wales) | Productus brachythaerus (132312 133290 133347 133357 134048 161846 161847) Productus brachythaerus, Productus fragilis, Avicula sp. (133336) Terrakea brachythaera (103841 103842 103845 103848 103849 103850 104909 104910 104911 104912) | |
| Wordian | New Zealand (Southland) | Terrakea brachythaera (41784 52188) | |
| Wordian - Capitanian | Australia (Queensland) | Terrakea brachythaera (85041 104741 104742 105131) | |
| Wordian - Wuchiapingian | Australia (Queensland) | Productus brachythaerus (123247) | |
| Capitanian | New Zealand (Southland) | Terrakea brachythaera (41777 41778 41779) Terrakea brachythaerum (41788 41789) | |
| Wuchiapingian | Australia (Tasmania) | Terrakea brachythaera (51314 82836 83176 86153 105431 105432 105434 105435) | |
| Wuchiapingian | Australia (Queensland) | Productus brachythaerus (123231) Terrakea brachythaera (103034 104740) |