Catawba Collection 18: Mohawkian, Virginia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata
- Atrypida
- Anazygidae
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Zygospira lebanonensis
Cooper 1956
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Plants 1977 | 2 individuals | |||||
Rhynchonellata
- Orthida
- Dalmanellidae
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Dalmanella bassleri
Foerste 1909
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Plants 1977 | 10 individuals | |||||
Strophomenata
- Strophomenida
- Rafinesquinidae
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Rafinesquina alternata
(Conrad 1838)
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Plants 1977 | 12 individuals | |||||
Strophomenata
- Strophomenida
- Sowerbyellidae
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Sowerbyella rugosa
(Meek 1873)
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Plants 1977 | 25 individuals | |||||
Tentaculitida
- Tentaculitidae
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Tentaculites sp.
von Schlotheim 1820
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Plants 1977 | 1 individual | |||||
Stenolaemata
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Stenolaemata indet.
Borg 1926
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Plants 1977 | 3 individuals | |||||
Stenolaemata
- Trepostomida
- Monticuliporidae
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Prasopora sp.
Nicholson and Etheridge 1877
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Plants 1977 | 13 individuals | |||||
Trilobita
- Asaphida
- Asaphidae
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Isotelus sp.
Dekay 1824
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Plants 1977 | 1 individual | |||||
Trilobita
- Phacopida
- Pterygometopidae
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Calyptaulax sp.
Cooper 1930
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Plants 1977 | 1 individual | |||||
Ostracoda
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Ostracoda indet.
Latreille 1802
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Plants 1977 | 18 individuals | |||||
see common names |
Geography
Country: | United States | State/province: | Virginia |
Coordinates: | 37.4° North, 80.9° West (view map) | ||
Paleocoordinates: | 29.7° South, 61.1° West | ||
Basis of coordinate: | unpublished field data | ||
Geographic resolution: | hand sample |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
10 m.y. bin: | Ordovician 4-5 | ||
Key time interval: | Mohawkian | ||
Age range of interval: | 457.00000 - 451.10000 m.y. ago |
Stratigraphy
Formation: | Martinsburg | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Based on Kreisa (1980, VA Tech Ph.D. dissertation), probably Trenton equivalent |
Lithology and environment
Primary lithology: | gray lithified calcareous "shale" |
Secondary lithology: | shelly/skeletal,gray lithified argillaceous packstone |
Lithology description: Medium gray calcareous shale and medium dark gray argillaceous limestone, laminated to think bedded; thin skeletal packstones and wackestones in upper 300 feet, increasing in thickness and abundance upward | |
Environment: | deep subtidal shelf |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Reason for describing collection: | paleoecologic analysis |
Taxonomic list comments:Sowerbyella community |
Metadata
Database number: | 85589 | ||
Authorizer: | K. Layou | Enterer: | K. Layou |
Modifier: | K. Layou | Research group: | marine invertebrate |
Created: | 2009-01-12 12:02:58 | Last modified: | 2009-01-14 15:06:15 |
Access level: | the public | Released: | 2009-01-12 12:02:58 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
28962. | K. M. Layou. 2009. Ecological restructuring after extinction: the Late Ordovician (Mohawkian) of the eastern United States. Palaios 24:118-128 [K. Layou/K. Layou] |
Secondary references:
25782 | H. F. Plants. 1977. Paleoecology of the Martinsburg Formation at Catawba Mountain, Virginia. Virginia Polytechnic Institute, Blacksburg, VA [P. Novack-Gottshall/P. Hearn/P. Novack-Gottshall] |