Unit 3, Mackenzie Formation, South Rose Hill Section: Llandovery - Ludlow, Maryland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Ostracoda
- Platycopida
- Kloedenellidae
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Dizygopleura swartzi
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| Dizygopleura swartzi var. | ||||||||||
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Kloedenella intermedia
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Ostracoda
- Palaeocopida
- Beyrichiidae
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Kloedenia normalis
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Beyrichia moodeyi
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Rhynchonellata
- Spiriferida
- Reticulariidae
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Reticularia bicostata
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Maryland | County: | Allegany County |
| Coordinates: | 39.7° North, 78.8° West (view map) | ||||
| Paleocoordinates: | 29.1° South, 47.6° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Silurian |
| Key time interval: | Llandovery - Ludlow |
| Age range of interval: | 443.80000 - 423.00000 m.y. ago |
Stratigraphy
| Formation: | McKenzie |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Secondary lithology: | gray lithified calcareous "shale" |
| Lithology description: Thicker-bedded hard dense dark limestone and gray calcareous shale. | |
| Environment: | carbonate indet. |
Taphonomy
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 41096 | ||
| Authorizer: | P. Wagner | Enterer: | K. Koverman |
| Modifier: | K. Koverman | Research group: | marine invertebrate |
| Created: | 2004-07-06 13:33:37 | Last modified: | 2004-07-06 16:33:38 |
| Access level: | the public | Released: | 2004-07-06 13:33:37 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 10968. | 1% | H. P. Woodward. 1941. Silurian System of West Virginia. West Virginia Geological Survey 14:1-326 [P. Wagner/K. Koverman/K. Koverman] |