Locality 2 Olin Canfield Quarry, Silvara: Famennian, 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 sp. fertile axis, sterile axis
Dawson 1871
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| most similar to A. halliana | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Pennsylvania | County: | Bradford County |
| Coordinates: | 41.7° North, 74.1° West (view map) | ||||
| Paleocoordinates: | 37.3° South, 41.8° West (Wright 2013) | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Devonian | Epoch: | Late Devonian |
| Stage: | Famennian | 10 m.y. bin: | Devonian 5 |
| *Period: | Late/Upper Devonian | *Epoch: | Famennian |
| Key time interval: | Famennian | ||
| Age range of interval: | 372.15 - 358.86 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Catskill |
Lithology and environment
Taphonomy
| Modes of preservation: | adpression,replaced with pyrite,replaced with limonite |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | variable |
| Temporal resolution: | snapshot |
| Spatial resolution: | allochthonous |
Collection methods and comments
| Collection methods: | chemical,mechanical,field collection |
| Collection size: | 1 specimens |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 20880 | ||
| Authorizer: | W. Stein | Enterer: | N. Smith |
| Modifier: | M. Gonzalez | Research group: | paleobotany |
| Created: | 2002-06-11 12:33:29 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2002-06-11 12:33:29 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 6443. | C. B. Beck. 1971. On the Anatomy and Morphology of Lateral Branch Systems of Archaeopteris. American Journal of Botany 58(8):758-784 [W. Stein/N. Smith/N. Smith] |