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Colposigma
Taxonomy
Colposigma was named by Finlay and Marwick (1937) [Sepkoski's age data: T Dani T Eo-l Sepkoski's reference number: 914]. Its type is Colposigma mesalia.
It was assigned to Turritellidae by Beu et al. (1990); to Turritellinae by Stilwell and Zinsmeister (1992) and Allmon (1996); and to Neotaenioglossa by Sepkoski (2002).
It was assigned to Turritellidae by Beu et al. (1990); to Turritellinae by Stilwell and Zinsmeister (1992) and Allmon (1996); and to Neotaenioglossa by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1937 | Colposigma Finlay and Marwick |
| 1990 | Colposigma Beu et al. p. 407 |
| 1992 | Colposigma Stilwell and Zinsmeister p. 94 |
| 1996 | Colposigma Allmon p. 10 |
| 2002 | Colposigma Sepkoski |
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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. †Colposigma Finlay and Marwick 1937
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†Colposigma capitanea Stilwell and Zinsmeister 1992
†Colposigma euthenia Stilwell and Zinsmeister 1992
†Colposigma gairi Marwick 1960
†Colposigma imparicincta Finlay and Marwick 1937
†Colposigma mesalia Finlay and Marwick 1937
†Colposigma plebeia Marwick 1960
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range: base of the Danian to the top of the Late/Upper Eocene or 66.00000 to 33.90000 Ma
Collections (18 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Danian | New Zealand (Otago) | C. mesalia (50174) | |
| Danian | New Zealand (Southland) | C. sp. (50210) | |
| Thanetian | Australia (Victoria) | C. uniangulata (6266 6267 6268) | |
| Thanetian - Ypresian | Australia (Victoria) | C. uniangulata (85124) | |
| Ypresian | Antarctica (Seymour Island) | C. euthenia (63548 63550) | |
| Ypresian - Lutetian | Antarctica | C. capitanea (72400 72404) C. euthenia (72402 72405) C. euthenia, C. capitanea (72401 72403) | |
| Lutetian | New Zealand (Canterbury) | C. plebeia, C. gairi (50147) | |
| Late/Upper Eocene | Antarctica | C. capitanea (72394) C. euthenia (72398) C. euthenia, C. capitanea (72397) |