Taherabad section, 490 m level: Late Albian, Iran
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Nautilida
- Nautilidae
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Eutrephoceras sublaevigatum
(d'Orbigny 1850)
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| see common names | |||||||
Geography
| Country: | Iran |
| Coordinates: | 36.6° North, 60.1° East (view map) |
| Paleocoordinates: | 28.2° North, 67.0° East |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Albian | 10 m.y. bin: | Cretaceous 4 |
| Key time interval: | Late Albian | ||
| Age range of interval: | 106.2 - 100.5 m.y. ago |
Stratigraphy
| Formation: | Aitamir | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: At the 490 m level of the Taherabad section, just above the ammonite taxa Mariella (Mariella) bergeri, Semenoviceras michalskii and Placenticeras mediasiaticum. S. michalskii and M. (M.) bergeri are the main classical components of the late Albian Dipoloceras cristatum and Stoliczkaia dispar zones. | |||||
Lithology and environment
| Primary lithology: | lithified "shale" |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: Department of Geology, Ferdowsi University of Mashhad | |
Metadata
| Database number: | 221576 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2021-08-14 22:20:16 | Last modified: | 2021-08-14 22:20:16 |
| Access level: | the public | Released: | 2021-08-14 22:20:16 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 77648. | J. Sharifi, A. Tajika, A. Mohammadabadi and M. H. Tabari Abkuh. 2021. First discovery of nautilids from the Albian-Cenomanian succession of the Koppeh Dagh Basin, NE Iran. Swiss Journal of Palaeontology 140(14) [M. Clapham/M. Clapham] |