Locality 1 Ohiopyle: Frasnian, Pennsylvania
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Archaeopteridopsida
- Archaeopteridales
- Archaeopteridaceae
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Archaeopteris halliana sterile axis, fertile axis
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specimens | ||||||
| 1 specimen | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Pennsylvania | County: | Fayette County |
| Coordinates: | 39.9° North, 79.5° West (view map) | ||||
| Paleocoordinates: | 34.1° South, 47.0° West (Wright 2013) | ||||
| Basis of coordinate: | estimated from map |
Time
| Period: | Devonian | Epoch: | Late Devonian |
| Stage: | Frasnian | 10 m.y. bin: | Devonian 4 |
| *Period: | Late/Upper Devonian | *Epoch: | Frasnian |
| Key time interval: | Frasnian | ||
| Age range of interval: | 382.31 - 372.15 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Chemung | ||||
| Stratigraphy comments: Arnold (1939, p.275): The remains occur in a Devonian outlier of Chemung or later age. |
Lithology and environment
| Includes fossils? | Y |
Taphonomy
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | poor |
| Temporal resolution: | snapshot |
| Spatial resolution: | allochthonous |
Collection methods and comments
| Collection methods: | mechanical,field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 14230 | ||
| Authorizer: | W. Stein | Enterer: | N. Smith |
| Modifier: | W. Stein | Research group: | paleobotany |
| Created: | 2002-05-28 11:46:07 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2002-05-28 11:46:07 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 6293. | C. A. Arnold. 1939. Observations On Fossil Plants From the Devonian of Eastern North America IV. Plant Remains from the Catskill Delta Deposits of Northern Pennsylvania and Southern New York. Contributions from the Museum of Paleontology, University of Michigan 5(11):271-314 [W. Stein/W. Stein/J. Cassara] |
Secondary references:
| 6314 | J. D. Grierson and H.P. Banks. 1963. Lycopods of the Devonian of New York State. Palaeontographica Americana 4(31):221-295 [W. Stein/J. Kao/J. Kao] |