Tidal Flat community, Keyser Limestone: Early/Lower Devonian, West Virginia, Maryland, and Pennyslvania
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Gastropoda
- Archaeogastropoda
|
||||||||||
|
? Archaeogastropoda indet.
Thiele 1925
|
||||||||||
| gastropod - originally entered as "? Archaeogastropoda indet." | ||||||||||
|
Tentaculitida
- Tentaculitidae
|
||||||||||
|
Tentaculites gyracanthus
|
||||||||||
|
Ostracoda
- Leperditicopida
- Leperditiidae
|
||||||||||
|
Leperditia sp.
Rouault 1851
|
||||||||||
|
Stromatoporoidea
- Stromatoporoidea
|
||||||||||
|
Stromatoporoidea indet.
Nicholson and Murie 1878
|
||||||||||
| low-relief, domal | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | West Virginia, Maryland, and Pennyslvania |
| Coordinates: | 39.6° North, 77.7° West (view map) | ||
| Paleocoordinates: | 42.1° South, 30.9° West | ||
| Basis of coordinate: | based on political unit | ||
| Geographic resolution: | basin |
Time
| Period: | Devonian | Epoch: | Early/Lower Devonian |
| 10 m.y. bin: | Devonian 1-2 | ||
| *Period: | Early/Lower Devonian | ||
| Key time interval: | Early/Lower Devonian | ||
| Age range of interval: | 419.20000 - 393.30000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Keyser Limestone | ||||
| Stratigraphy comments: "earliest Dev? *overlies Tonoloway Ls." |
Lithology and environment
| Primary lithology: | desiccation cracks,current ripples "carbonate" |
| Environment: | peritidal |
| Geology comments: "mudcracks, birdeye, ripple x-laminae, algal laminae (carbonates). BA1 (peritidal and shallow subtidal ponds)" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Taxonomic list comments:"J.H. Makurath, 1977. Marine faunal assemblages in the Sil-Dev Keyser Limestone of the central Appalachians. Lethaia 10:235-256" | |
Metadata
| Database number: | 649 | ||
| Authorizer: | J. Sepkoski | Enterer: | M. Sommers |
| Modifier: | J. Ju | Research group: | marine invertebrate |
| Created: | 1999-04-06 17:08:12 | Last modified: | 2017-01-04 16:25:19 |
| Access level: | the public | Released: | 1999-04-06 17:08:12 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 60973. | J. H. Makurath. 1977. Marine faunal assemblages in the Siurian-Devonian Keyser Limestone of the central Appalachians. Lethaia 10:235-256 [M. Uhen/J. Ju/M. Uhen] |