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Laeviheterohelix
Taxonomy
Laeviheterohelix was named by Nederbragt (1991). It is not extant.
It was assigned to Foraminiferida by Abramovich and Keller (2002).
It was assigned to Foraminiferida by Abramovich and Keller (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1991 | Laeviheterohelix Nederbragt |
| 2002 | Laeviheterohelix Abramovich and Keller |
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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. †Laeviheterohelix Nederbragt 1991
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Turonian to the top of the Maastrichtian or 93.90000 to 66.00000 Ma
Collections (37 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cretaceous | Indian Ocean | L. pulchra (250404) | |
| Turonian | Indian Ocean | L. pulchra (250384 252879 252880 252881 252884) | |
| Coniacian | Indian Ocean | L. pulchra (249028 249034 249035 252875) | |
| Santonian | Indian Ocean | L. pulchra (249017 249021) | |
| Campanian | North Atlantic | L. pulchra (267921) | |
| Campanian - Maastrichtian | North Atlantic | L. pulchra (267920) | |
| Campanian - Maastrichtian | Indian Ocean | L. dentata (254287) | |
| Maastrichtian | Tunisia | L. glabrans (57428 57429 57430 57432 57433 57434 57591 57592 57593 57594 57595 57596 57597 57598 57599 57600 57601 57602 57603 57604 57605 57606) |