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Bicarinella bicarinata
Taxonomy
Carinella bicarinata was named by Waterhouse (1963). Its type specimen is TM 3109, a shell, and it is not a trace fossil. Its type locality is GS1456, Steel's House Quarry, Clinton (G45/f9498), which is in a Changhsingian marine horizon in the "Puruhauan" Formation of New Zealand. It is the type species of Bicarinella.
It was recombined as Bicarinella carinata by Waterhouse (1982); it was recombined as Bicarinella bicarinata by Waterhouse (1966), Wagner (2023).
It was recombined as Bicarinella carinata by Waterhouse (1982); it was recombined as Bicarinella bicarinata by Waterhouse (1966), Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Carinella bicarinata Waterhouse pp. 603 – 604 figs. 40, 42-43 |
| 1966 | Bicarinella bicarinata Waterhouse |
| 1982 | Bicarinella carinata Waterhouse |
| 2023 | Bicarinella bicarinata Wagner p. S6621 |
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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.
†Bicarinella bicarinata Waterhouse 1963
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 7.93 | 7.00 | 9.50 | 7.50 | 1.32 | |
| shell diameter | 3 | 7.23 | 6.00 | 10.0 | 6.30 | 2.23 |
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| Source: f = family, o = order | |||||
| References: Hendy 2009, Bambach et al. 2007 | |||||
Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.51000 to 251.90200 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | New Zealand | Carinella bicarinata (52766) | |
| Changhsingian | New Zealand (Southland) | Carinella bicarinata (type locality: 41765) |