KR-636: Cassinian, Oklahoma
collected by J. D. Loch
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Proetida
- Bathyuridae
|
||||||||||
Strigigenalis informal sp. 1
Whittington and Ross 1953
|
1 individual | |||||||||
1 cranidium | ||||||||||
Strigigenalis implexa
Loch 2007
|
1 individual | |||||||||
2 librigena | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Oklahoma | County: | Kiowa |
Coordinates: | 35.0° North, 98.6° West (view map) | ||||
Paleocoordinates: | 20.1° South, 82.1° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
Time
Period: | Ordovician | Epoch: | Early/Lower Ordovician |
10 m.y. bin: | Ordovician 1-2 | ||
Key time interval: | Cassinian | Trilobite zone: | Petigurus cullisoni |
Age range of interval: | 482.00000 - 470.00000 m.y. ago |
Stratigraphy
Formation: | Kindblade | ||
Local section: | Kindblade Ranch | Local bed: | 636 ft |
Local order: | bottom to top | ||
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | lithified lime mudstone |
Secondary lithology: | intraclastic lithified wackestone |
Lithology description: Within unit 8, described as "Thick, 1-10-ft benches of medium- to thick-bedded, laminated to bioturbated, lime mudstone. Common massive intraclastic wackestones, sparsely bioturbated. Moderately fossiliferous." | |
Environment: | shallow subtidal indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | bulk,field collection |
Reason for describing collection: | biostratigraphic analysis |
Collectors: | J. D. Loch |
Metadata
Database number: | 106938 | ||
Authorizer: | M. Hopkins | Enterer: | M. Hopkins |
Modifier: | M. Hopkins | Research group: | marine invertebrate |
Created: | 2011-03-30 08:41:35 | Last modified: | 2011-07-26 17:56:31 |
Access level: | the public | Released: | 2011-03-30 08:41:35 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
35642. | J. D. Loch. 2007. Trilobite biostratigraphy and correlation of the Kindblade Formation (Lower Ordovician) of Carter and Kiowa Counties, Oklahoma. Oklahoma Geological Survey Bulletin 149:1-154 [M. Hopkins/M. Hopkins] |