Bed 7 of the Robat-e- Pai section, Afghanistan: Frasnian, Afghanistan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Strophomenata
- Productida
- Araksalosiidae
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Whidbornella cf. productoides
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Rhynchonellata
- Spiriferida
- Cyrtospiriferidae
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Cyrtospirifer sp.
Nalivkin 1924
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Uchtospirifer multiplicatus
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Rhynchonellata
- Atrypida
- Atrypidae
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Desquamatia sp.
Alekseeva 1960
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Spinatrypa sp.
Stainbrook 1951
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| Spinatrypa sp. 2 | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
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Cyphoterorhynchus koraghensis
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Cyphoterorhynchus arpaensis
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Trilobita
- Phacopida
- Acastidae
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Neocalmonia mariamae n. sp.
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| Neocalmonia (Heliopyge) mariamae n. sp. | ||||||||||
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Neocalmonia erbeni n. sp.
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| Neocalmonia (Neocalmonia) erbeni n. sp. | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Afghanistan | State/province: | Herat |
| Coordinates: | 34.6° North, 62.0° East (view map) | ||
| Paleocoordinates: | 34.6° North, 62.0° East | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | outcrop |
Time
| Period: | Devonian | Epoch: | Late/Upper Devonian |
| Stage: | Frasnian | 10 m.y. bin: | Devonian 4 |
| Key time interval: | Frasnian | ||
| Age range of interval: | 382.70000 - 372.20000 m.y. ago |
Stratigraphy
| Local section: | Robat-e-Pai | Local bed: | 7 | ||
| Local order: | bottom to top | ||||
| Stratigraphy comments: Bed 7 is 20m thick | |||||
Lithology and environment
| Primary lithology: | gray "limestone" |
| Lithology description: thin bedded, light gray limestone with brachiopods | |
| Environment: | marine indet. |
| Geology comments: section is inverted, with an average dip of 55 degrees to the north | |
Taphonomy
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Originals are housed in the Geological Institute of the University of Kabul (GIFa/Fa). | |
Metadata
| Database number: | 70139 | ||
| Authorizer: | A. Miller | Enterer: | J. Sessa |
| Modifier: | J. Sessa | Research group: | marine invertebrate |
| Created: | 2007-03-19 12:13:45 | Last modified: | 2007-03-19 14:38:43 |
| Access level: | the public | Released: | 2007-03-19 12:13:45 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 23566. | M. Farsan. 1981. New Asteropyginae (Trilobita) from the Devonian of Afghanistan. Palaeontographica Abteilung A 176(4-6):158-171 [A. Miller/J. Sessa] |