Kyrshabakty River, 1314-4: Tuesaian, Kazakhstan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Lingulata
- Acrotretida
- Acrotretidae
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Stilpnotreta tecta
Koneva 1990
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| see common names | |||||||
Geography
| Country: | Kazakhstan |
| Coordinates: | 43.5° North, 70.0° East (view map) |
| Paleocoordinates: | 0.7° South, 100.8° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | small collection |
Time
| Period: | Cambrian | Epoch: | Miaolingian |
| 10 m.y. bin: | Cambrian 3-4 | ||
| *Period: | Middle Cambrian - Late/Upper Cambrian | *Epoch: | St. David's |
| *International age/stage: | Middle Menevian - Late/Upper Menevian | *Local age/stage: | Early/Lower Mayan - Middle Mayan |
| Key time interval: | Tuesaian | Trilobite zone: | Ptychagnostus atavus |
| Age range of interval: | 505.3 - 503 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Aktas | ||||
| Local section: | Kyrshabakty | Local bed: | 55 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: sample 1314-4 from unit V (10-91.5 m) of the Kyrshabakty River section | |||||
Lithology and environment
| Primary lithology: | lithified lime mudstone |
| Lithology description: "alternation of thin-bedded dark gray carbonate mudstones (thin pelitomorphic limestones)" (Ergaliev 2008) | |
| Environment: | basinal (carbonate) |
| Geology comments: basin plain | |
Taphonomy
| Modes of preservation: | body,cast |
| Size of fossils: | mesofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 9965 | ||
| Authorizer: | M. Patzkowsky | Enterer: | P. Borkow |
| Modifier: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2001-02-05 12:02:00 | Last modified: | 2011-10-05 05:38:12 |
| Access level: | the public | Released: | 2001-02-05 12:02:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 870. | S. N. Koneva. 1990. New Middle Cambrian Acrotretids (Brachiopods) from the Lesser Karatau Range. Paleontological Journal 24(3):45-55 [M. Patzkowsky/P. Borkow/P. Wagner] |
Secondary references:
| 37886 | G. K. Ergaliev and F. G. Ergaliev. 2008. Agnostidy srednego i verkhnego Kembriya Aksayskogo Gosudarstvennogo Geologicheskogo Zakaznika v yushnom Kazakhstane (Kyrshabakty, Malyy Karatau) [Middle and Upper Cambrian Agnostida from the Aksai National Geological Reserve in southern Kazakhstan (Kyrshabakty River, Malyy Karatau Range)] 1-359 [W. Kiessling/U. Merkel] | |
| 37885 | L. E. Holmer, L. E. Popov, S. P. Koneva and M. G. Bassett. 2001. Cambrian - early Ordovician brachiopods from Malyi Karatau, the western Balkhash region, and Tien Shan, Central Asia. Special Papers in Palaeontology 65:1-180 [W. Kiessling/M. Domansky] |