Jebel Qarari, Al Ashkharak: Artinskian, Oman
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Crinoidea
- Monobathrida
- Platycrinitidae
|
||||||||||
|
Platycrinites omanensis n. sp.
Webster and Sevastopulo 2007
|
2 specimens | |||||||||
|
Blastoidea
- Granatocrinida
- Schizoblastidae
|
||||||||||
|
Deltoblastus aff. delta
|
1 specimen | |||||||||
| aff. delta suglobosus | ||||||||||
|
Blastoidea
- Fissiculata
- Codasteridae
|
||||||||||
|
Timoroblastus aff. coronatus
Wanner 1924
|
2 specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | Oman |
| Coordinates: | 21.9° North, 59.4° East (view map) |
| Paleocoordinates: | 41.5° South, 55.1° East |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Cisuralian |
| Stage: | Artinskian | 10 m.y. bin: | Permian 2 |
| Key time interval: | Artinskian | ||
| Age range of interval: | 290.10000 - 283.50000 m.y. ago |
Stratigraphy
| Formation: | Al Jil | Member: | Qarari Limestone | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Early Artinskian | |||||
Lithology and environment
| Primary lithology: | lithified calcareous "shale" |
| Secondary lithology: | lithified "limestone" |
| Includes fossils? | Y |
| Includes fossils? | Y |
| Lithology description: Interbedded marly shale and limestone sequence | |
| Environment: | offshore shelf |
| Geology comments: Low energy offshore platform environment | |
Taphonomy
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 77176 | ||
| Authorizer: | W. Kiessling | Enterer: | W. Kiessling |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2007-12-22 06:40:22 | Last modified: | 2009-09-04 22:35:08 |
| Access level: | authorizer only | Released: | 2009-12-22 06:40:22 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 26113. | G. D. Webster and G. D. Sevastopulo. 2007. Paleogeographic significance of Early Permian crinoids and blastoids from Oman. Palaeontologische Zeitschrift 81(4):399-405 [W. Kiessling/W. Kiessling] |