Arundel Clay Facies, Potomac Group: Cretaceous, Maryland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes
- Hybodontiformes
- Hybodontidae
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Hybodus sp.
Agassiz 1834
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Reptilia
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Dinosauria indet.
(Owen 1842)
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see common names |
Geography
Country: | United States | State/province: | Maryland |
Coordinates: | 39.4° North, 77.2° West (view map) | ||
Paleocoordinates: | 32.5° North, 37.3° West | ||
Basis of coordinate: | estimated from map |
Time
Period: | Cretaceous |
Key time interval: | Cretaceous |
Age range of interval: | 145.00000 - 66.00000 m.y. ago |
Stratigraphy
Stratigraphy comments: Aptian age |
Lithology and environment
Primary lithology: | claystone |
Lithology description: Arundel Clay (Aptian) | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | general faunal/floral analysis |
Metadata
Database number: | 124917 | ||
Authorizer: | M. Uhen | Enterer: | M. Shalap |
Created: | 2012-02-29 02:40:56 | Last modified: | 2012-02-28 09:40:56 |
Access level: | the public | Released: | 2012-02-29 02:40:56 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
40462. | T. R. Lipka. 1996. Recovery of new dinosaur and other fossils from the Early Cretaceous Arundel Clay facies (Potomac Group) of central Maryland, U.S.A. Special Publication - The Paleontological Society 8:241 [M. Uhen/M. Shalap/M. Shalap] |