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Cirsonella
Taxonomy
Cirsonella was named by Angas (1877) [Sepkoski's age data: T Mi-l-l R Sepkoski's reference number: 681]. It is extant. Its type is Cirsonella australis.
It was assigned to Skeneadae by Beu et al. (1990), Lozouet (1998); and to Archaeogastropoda by Sepkoski (2002).
It was assigned to Skeneadae by Beu et al. (1990), Lozouet (1998); and to Archaeogastropoda by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1877 | Cirsonella Angas |
| 1990 | Cirsonella Beu et al. p. 403 |
| 1998 | Cirsonella Lozouet p. 70 |
| 2002 | Cirsonella 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. Cirsonella Angas 1877
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Cirsonella australis Angas 1877
†Cirsonella funata Lozouet 1998
†Cirsonella maoria Powell 1937
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
Maximum range based only on fossils: base of the Rupelian to the top of the Holocene or 33.90000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 27.3 Ma
Minimum age of oldest fossil (stem group age): 27.3 Ma
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rupelian | France | C. funata (74855) | |
| Chattian | France | C. funata (74857 74860 152695) | |
| Aquitanian | France | C. funata (74862 74866) | |
| Burdigalian | France | C. funata (74867) | |
| Altonian | New Zealand | C. sp. (67900) | |
| Badenian | Poland (Holy Cross Mountains) | C. sp. (38823) | |
| Piacenzian | Spain | C. romettensis (80558 80559 80560) | |
| Holocene | Argentina | C. sp. (71603) |