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Sigmoilinita
Taxonomy
Sigmoilinita was named by Gherke (1938) [Sepkoski's age data: T Mi-u-l R]. It is extant.
It was assigned to Sigmoilinitinae by Loeblich and Tappan (1988); to Foraminiferida by Margerel (2009); and to Sigmoilitinae by Margerel (2012).
It was assigned to Sigmoilinitinae by Loeblich and Tappan (1988); to Foraminiferida by Margerel (2009); and to Sigmoilitinae by Margerel (2012).
Species
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by C. Ambre on 2013-04-30
Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Sigmoilinita Gherke |
| 1988 | Sigmoilinita Loeblich and Tappan |
| 2009 | Sigmoilinita Margerel p. 612 |
| 2012 | Sigmoilinita Margerel |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Reference: Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Aquitanian to the top of the Calabrian or 23.04000 to 0.77400 Ma
Minimum age of oldest fossil (stem group age): 20.45 Ma
Minimum age of oldest fossil (stem group age): 20.45 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aquitanian | Austria | S. sp. (99160) | |
| Miocene | North Atlantic | S. spp. (268300) | |
| Quaternary | North Pacific | S. sp. (264982) | |
| Calabrian | Italy | S. sp., S. tenuis (77008) |